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Finding the Fourth Proportional to 61,947.68, 92,691.89 and 37,001.30

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Solution

The fourth proportional to 61,947.68, 92,691.89 and 37,001.30 is: 55,364.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,947.68 : 92,691.89 = 37,001.30 : x
  2. Step 2: Convert to fraction form
    61,947.68/92,691.89 = 37,001.30/x
  3. Step 3: Cross multiply
    61,947.68x = 92,691.89 × 37,001.30
  4. Step 4: Simplify right side
    61,947.68x = 3,429,720,244.45
  5. Step 5: Solve for x
    x = 3,429,720,244.45/61,947.68
  6. Step 6: Final answer
    x = 55,364.79

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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.