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Finding the Fourth Proportional to 159,951.43, 239,902.54 and 53,337.24

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Solution

The fourth proportional to 159,951.43, 239,902.54 and 53,337.24 is: 79,997.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,951.43 : 239,902.54 = 53,337.24 : x
  2. Step 2: Convert to fraction form
    159,951.43/239,902.54 = 53,337.24/x
  3. Step 3: Cross multiply
    159,951.43x = 239,902.54 × 53,337.24
  4. Step 4: Simplify right side
    159,951.43x = 12,795,739,352.59
  5. Step 5: Solve for x
    x = 12,795,739,352.59/159,951.43
  6. Step 6: Final answer
    x = 79,997.66

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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.