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Finding the Fourth Proportional to 62,737.97, 86,578.54 and 34,445.48

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Solution

The fourth proportional to 62,737.97, 86,578.54 and 34,445.48 is: 47,534.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,737.97 : 86,578.54 = 34,445.48 : x
  2. Step 2: Convert to fraction form
    62,737.97/86,578.54 = 34,445.48/x
  3. Step 3: Cross multiply
    62,737.97x = 86,578.54 × 34,445.48
  4. Step 4: Simplify right side
    62,737.97x = 2,982,238,848.99
  5. Step 5: Solve for x
    x = 2,982,238,848.99/62,737.97
  6. Step 6: Final answer
    x = 47,534.84

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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.