Home / 87,346.76-131,019.08-61,595.01

Finding the Fourth Proportional to 87,346.76, 131,019.08 and 61,595.01

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Solution

The fourth proportional to 87,346.76, 131,019.08 and 61,595.01 is: 92,391.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,346.76 : 131,019.08 = 61,595.01 : x
  2. Step 2: Convert to fraction form
    87,346.76/131,019.08 = 61,595.01/x
  3. Step 3: Cross multiply
    87,346.76x = 131,019.08 × 61,595.01
  4. Step 4: Simplify right side
    87,346.76x = 8,070,121,234.82
  5. Step 5: Solve for x
    x = 8,070,121,234.82/87,346.76
  6. Step 6: Final answer
    x = 92,391.77

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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.