How do you find a girl to care for if you don't make much money?

I'm 22 so its not like I'm 40 and making little money. I go to college and by the end of a few years I'll be making 40k+. How do I meet someone now? Or am I bound to meet a younger girl when I'm a few years older?
How do you find a girl to care for if you don't make much money?
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