We'll assume that you've read all the warnings through the manosphere against doing it. We'll assume that you've decided that yes, you're going to give it a go. You're an adult.
So. You need to look really hard at these girls and filter through them.
Fortunately, one of the commenters over on Reddit has come up with what looks to me to be a gem of a filter. From /r/MGTOW, the post is mostly about goldiggers:
Asari_Lover 8 points 9 hours ago
Pfft, I've got one. The answer I repetitively heard was drum roll A) Sex, B) I make you look good.
Edit: I found a great way to sort out female "friends" worth having around and ones who are not is asking them what they think a good woman contributes to a relationship. [Emphasis mine. - BPS] Most look as though they were asked to give a lecture on quantum physics.So. Ask her what she thinks a good woman contributes to a relationship.
I suppose that if nothing else, you'll get a few laughs from the looks on their faces. Hell, it might be worth asking your male friends as well.