Home / 87,797.48-131,700.45-28,633.04

Finding the Fourth Proportional to 87,797.48, 131,700.45 and 28,633.04

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Solution

The fourth proportional to 87,797.48, 131,700.45 and 28,633.04 is: 42,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,797.48 : 131,700.45 = 28,633.04 : x
  2. Step 2: Convert to fraction form
    87,797.48/131,700.45 = 28,633.04/x
  3. Step 3: Cross multiply
    87,797.48x = 131,700.45 × 28,633.04
  4. Step 4: Simplify right side
    87,797.48x = 3,770,984,252.87
  5. Step 5: Solve for x
    x = 3,770,984,252.87/87,797.48
  6. Step 6: Final answer
    x = 42,950.94

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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.