Home / 87,514.32-131,300.28-34,894.80

Finding the Fourth Proportional to 87,514.32, 131,300.28 and 34,894.80

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Solution

The fourth proportional to 87,514.32, 131,300.28 and 34,894.80 is: 52,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,514.32 : 131,300.28 = 34,894.80 : x
  2. Step 2: Convert to fraction form
    87,514.32/131,300.28 = 34,894.80/x
  3. Step 3: Cross multiply
    87,514.32x = 131,300.28 × 34,894.80
  4. Step 4: Simplify right side
    87,514.32x = 4,581,697,010.54
  5. Step 5: Solve for x
    x = 4,581,697,010.54/87,514.32
  6. Step 6: Final answer
    x = 52,353.68

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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.