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Finding the Fourth Proportional to 62,372.54, 86,073.95 and 34,078.43

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Solution

The fourth proportional to 62,372.54, 86,073.95 and 34,078.43 is: 47,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,372.54 : 86,073.95 = 34,078.43 : x
  2. Step 2: Convert to fraction form
    62,372.54/86,073.95 = 34,078.43/x
  3. Step 3: Cross multiply
    62,372.54x = 86,073.95 × 34,078.43
  4. Step 4: Simplify right side
    62,372.54x = 2,933,264,479.14
  5. Step 5: Solve for x
    x = 2,933,264,479.14/62,372.54
  6. Step 6: Final answer
    x = 47,028.14

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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.