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Finding the Fourth Proportional to 62,371.87, 86,073.21 and 33,691.53

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Solution

The fourth proportional to 62,371.87, 86,073.21 and 33,691.53 is: 46,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,371.87 : 86,073.21 = 33,691.53 : x
  2. Step 2: Convert to fraction form
    62,371.87/86,073.21 = 33,691.53/x
  3. Step 3: Cross multiply
    62,371.87x = 86,073.21 × 33,691.53
  4. Step 4: Simplify right side
    62,371.87x = 2,899,938,091.32
  5. Step 5: Solve for x
    x = 2,899,938,091.32/62,371.87
  6. Step 6: Final answer
    x = 46,494.33

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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.