In five years, Phoebe will be 10+5 = <<10+5=15>>15 years old.
If Raven is four times as old as Phoebe in fifteen years, he will be 4*15 = <<4*15=60>>60 years old in 5 years.
Currently, Raven is 60-5 = <<60-5=55>>55 years old.
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