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Finding the Third Proportional to 71,142.75 and 95,160.75

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Solution

The third proportional to 71,142.75 and 95,160.75 is: 127,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,142.75 : 95,160.75 = 95,160.75 : x
  2. Step 2: Convert to fraction form
    71,142.75/95,160.75 = 95,160.75/x
  3. Step 3: Cross multiply
    71,142.75x = 95,160.75 × 95,160.75
  4. Step 4: Simplify right side
    71,142.75x = 9,055,568,340.56
  5. Step 5: Solve for x
    x = 9,055,568,340.56/71,142.75
  6. Step 6: Final answer
    x = 127,287.30

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.