SOLUTION: I need help with this problem: One and one-half ounces of a medication are required for a 180-pound adult. At the same rate, how many additional ounces of medication are required f

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Question 410643: I need help with this problem: One and one-half ounces of a medication are required for a 180-pound adult. At the same rate, how many additional ounces of medication are required for a 270-pound adult?
Thank You!
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

One and one-half ounces of a medication are required for a 180-pound adult

Let x represent amount needed for 270lb man.

Question Sets up the Proportion:

   %281.5%29%2F180+=+x%2F270  |cross multiplying to solve for x

       x = 1.5*270/180

       x = 2.25oz   |will need .75oz   (2.25-1.5)