Finding the Fourth Proportional to 117,523.14, 162,180.97 and 63,807.09
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Solution
The fourth proportional to 117,523.14, 162,180.97 and 63,807.09 is: 88,053.26
Step by Step Solution
- Step 1: Write the proportion equation
117,523.14 : 162,180.97 = 63,807.09 : x - Step 2: Convert to fraction form
117,523.14/162,180.97 = 63,807.09/x - Step 3: Cross multiply
117,523.14x = 162,180.97 × 63,807.09 - Step 4: Simplify right side
117,523.14x = 10,348,295,749.08 - Step 5: Solve for x
x = 10,348,295,749.08/117,523.14 - Step 6: Final answer
x = 88,053.26
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.