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Finding the Third Proportional to 36,397.13 and 80,124.75

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Solution

The third proportional to 36,397.13 and 80,124.75 is: 176,386.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,397.13 : 80,124.75 = 80,124.75 : x
  2. Step 2: Convert to fraction form
    36,397.13/80,124.75 = 80,124.75/x
  3. Step 3: Cross multiply
    36,397.13x = 80,124.75 × 80,124.75
  4. Step 4: Simplify right side
    36,397.13x = 6,419,975,562.56
  5. Step 5: Solve for x
    x = 6,419,975,562.56/36,397.13
  6. Step 6: Final answer
    x = 176,386.89

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.