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Finding the Fourth Proportional to 42,502.33, 63,695.17 and 26,892.01

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Solution

The fourth proportional to 42,502.33, 63,695.17 and 26,892.01 is: 40,301.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,502.33 : 63,695.17 = 26,892.01 : x
  2. Step 2: Convert to fraction form
    42,502.33/63,695.17 = 26,892.01/x
  3. Step 3: Cross multiply
    42,502.33x = 63,695.17 × 26,892.01
  4. Step 4: Simplify right side
    42,502.33x = 1,712,891,148.59
  5. Step 5: Solve for x
    x = 1,712,891,148.59/42,502.33
  6. Step 6: Final answer
    x = 40,301.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.