Home / 87,962.52-131,939.46-28,826.04

Finding the Fourth Proportional to 87,962.52, 131,939.46 and 28,826.04

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Solution

The fourth proportional to 87,962.52, 131,939.46 and 28,826.04 is: 43,237.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,962.52 : 131,939.46 = 28,826.04 : x
  2. Step 2: Convert to fraction form
    87,962.52/131,939.46 = 28,826.04/x
  3. Step 3: Cross multiply
    87,962.52x = 131,939.46 × 28,826.04
  4. Step 4: Simplify right side
    87,962.52x = 3,803,292,151.54
  5. Step 5: Solve for x
    x = 3,803,292,151.54/87,962.52
  6. Step 6: Final answer
    x = 43,237.64

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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.