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Finding the Fourth Proportional to 62,910.59, 86,788.01 and 37,402.49

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Solution

The fourth proportional to 62,910.59, 86,788.01 and 37,402.49 is: 51,598.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,910.59 : 86,788.01 = 37,402.49 : x
  2. Step 2: Convert to fraction form
    62,910.59/86,788.01 = 37,402.49/x
  3. Step 3: Cross multiply
    62,910.59x = 86,788.01 × 37,402.49
  4. Step 4: Simplify right side
    62,910.59x = 3,246,087,706.10
  5. Step 5: Solve for x
    x = 3,246,087,706.10/62,910.59
  6. Step 6: Final answer
    x = 51,598.43

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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.