Home / 87,732.92-131,651.21-32,367.80

Finding the Fourth Proportional to 87,732.92, 131,651.21 and 32,367.80

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Solution

The fourth proportional to 87,732.92, 131,651.21 and 32,367.80 is: 48,570.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,732.92 : 131,651.21 = 32,367.80 : x
  2. Step 2: Convert to fraction form
    87,732.92/131,651.21 = 32,367.80/x
  3. Step 3: Cross multiply
    87,732.92x = 131,651.21 × 32,367.80
  4. Step 4: Simplify right side
    87,732.92x = 4,261,259,457.70
  5. Step 5: Solve for x
    x = 4,261,259,457.70/87,732.92
  6. Step 6: Final answer
    x = 48,570.82

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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.