Home / 87,942.08-131,929.92-35,355.84

Finding the Fourth Proportional to 87,942.08, 131,929.92 and 35,355.84

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Solution

The fourth proportional to 87,942.08, 131,929.92 and 35,355.84 is: 53,040.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,942.08 : 131,929.92 = 35,355.84 : x
  2. Step 2: Convert to fraction form
    87,942.08/131,929.92 = 35,355.84/x
  3. Step 3: Cross multiply
    87,942.08x = 131,929.92 × 35,355.84
  4. Step 4: Simplify right side
    87,942.08x = 4,664,493,142.73
  5. Step 5: Solve for x
    x = 4,664,493,142.73/87,942.08
  6. Step 6: Final answer
    x = 53,040.51

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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.