Home / 87,932.52-131,845.32-34,560.54

Finding the Fourth Proportional to 87,932.52, 131,845.32 and 34,560.54

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Solution

The fourth proportional to 87,932.52, 131,845.32 and 34,560.54 is: 51,819.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,932.52 : 131,845.32 = 34,560.54 : x
  2. Step 2: Convert to fraction form
    87,932.52/131,845.32 = 34,560.54/x
  3. Step 3: Cross multiply
    87,932.52x = 131,845.32 × 34,560.54
  4. Step 4: Simplify right side
    87,932.52x = 4,556,645,455.67
  5. Step 5: Solve for x
    x = 4,556,645,455.67/87,932.52
  6. Step 6: Final answer
    x = 51,819.80

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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.