Home / 87,924.34-131,902.71-28,763.29

Finding the Fourth Proportional to 87,924.34, 131,902.71 and 28,763.29

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Solution

The fourth proportional to 87,924.34, 131,902.71 and 28,763.29 is: 43,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,924.34 : 131,902.71 = 28,763.29 : x
  2. Step 2: Convert to fraction form
    87,924.34/131,902.71 = 28,763.29/x
  3. Step 3: Cross multiply
    87,924.34x = 131,902.71 × 28,763.29
  4. Step 4: Simplify right side
    87,924.34x = 3,793,955,899.52
  5. Step 5: Solve for x
    x = 3,793,955,899.52/87,924.34
  6. Step 6: Final answer
    x = 43,150.23

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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.