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Finding the Fourth Proportional to 113,737.79, 156,958.68 and 62,751.14

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Solution

The fourth proportional to 113,737.79, 156,958.68 and 62,751.14 is: 86,596.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,737.79 : 156,958.68 = 62,751.14 : x
  2. Step 2: Convert to fraction form
    113,737.79/156,958.68 = 62,751.14/x
  3. Step 3: Cross multiply
    113,737.79x = 156,958.68 × 62,751.14
  4. Step 4: Simplify right side
    113,737.79x = 9,849,336,102.90
  5. Step 5: Solve for x
    x = 9,849,336,102.90/113,737.79
  6. Step 6: Final answer
    x = 86,596.87

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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.