Home / 87,595.83-131,279.54-40,193.82

Finding the Fourth Proportional to 87,595.83, 131,279.54 and 40,193.82

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Solution

The fourth proportional to 87,595.83, 131,279.54 and 40,193.82 is: 60,238.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,595.83 : 131,279.54 = 40,193.82 : x
  2. Step 2: Convert to fraction form
    87,595.83/131,279.54 = 40,193.82/x
  3. Step 3: Cross multiply
    87,595.83x = 131,279.54 × 40,193.82
  4. Step 4: Simplify right side
    87,595.83x = 5,276,625,999.47
  5. Step 5: Solve for x
    x = 5,276,625,999.47/87,595.83
  6. Step 6: Final answer
    x = 60,238.32

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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.