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Finding the Fourth Proportional to 106,296.73, 159,472.51 and 39,737.36

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Solution

The fourth proportional to 106,296.73, 159,472.51 and 39,737.36 is: 59,616.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,296.73 : 159,472.51 = 39,737.36 : x
  2. Step 2: Convert to fraction form
    106,296.73/159,472.51 = 39,737.36/x
  3. Step 3: Cross multiply
    106,296.73x = 159,472.51 × 39,737.36
  4. Step 4: Simplify right side
    106,296.73x = 6,337,016,539.97
  5. Step 5: Solve for x
    x = 6,337,016,539.97/106,296.73
  6. Step 6: Final answer
    x = 59,616.29

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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.