Finding the Third Proportional to 39,164.75 and 72,041.75
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Solution
The third proportional to 39,164.75 and 72,041.75 is: 132,517.47
Step by Step Solution
- Step 1: Write the proportion equation
39,164.75 : 72,041.75 = 72,041.75 : x - Step 2: Convert to fraction form
39,164.75/72,041.75 = 72,041.75/x - Step 3: Cross multiply
39,164.75x = 72,041.75 × 72,041.75 - Step 4: Simplify right side
39,164.75x = 5,190,013,743.06 - Step 5: Solve for x
x = 5,190,013,743.06/39,164.75 - Step 6: Final answer
x = 132,517.47
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Why These Related Problems?
These problems maintain the same ratio (1.84) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.