Home / 87,961.97-131,950.71-24,782.64

Finding the Fourth Proportional to 87,961.97, 131,950.71 and 24,782.64

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Solution

The fourth proportional to 87,961.97, 131,950.71 and 24,782.64 is: 37,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,961.97 : 131,950.71 = 24,782.64 : x
  2. Step 2: Convert to fraction form
    87,961.97/131,950.71 = 24,782.64/x
  3. Step 3: Cross multiply
    87,961.97x = 131,950.71 × 24,782.64
  4. Step 4: Simplify right side
    87,961.97x = 3,270,086,943.67
  5. Step 5: Solve for x
    x = 3,270,086,943.67/87,961.97
  6. Step 6: Final answer
    x = 37,176.15

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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.