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Finding the Fourth Proportional to 62,371.32, 86,073.66 and 34,078.76

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Solution

The fourth proportional to 62,371.32, 86,073.66 and 34,078.76 is: 47,029.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,371.32 : 86,073.66 = 34,078.76 : x
  2. Step 2: Convert to fraction form
    62,371.32/86,073.66 = 34,078.76/x
  3. Step 3: Cross multiply
    62,371.32x = 86,073.66 × 34,078.76
  4. Step 4: Simplify right side
    62,371.32x = 2,933,283,601.46
  5. Step 5: Solve for x
    x = 2,933,283,601.46/62,371.32
  6. Step 6: Final answer
    x = 47,029.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.