Home / 80,760.62-121,147.08-24,605.52

Finding the Fourth Proportional to 80,760.62, 121,147.08 and 24,605.52

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Solution

The fourth proportional to 80,760.62, 121,147.08 and 24,605.52 is: 36,910.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,760.62 : 121,147.08 = 24,605.52 : x
  2. Step 2: Convert to fraction form
    80,760.62/121,147.08 = 24,605.52/x
  3. Step 3: Cross multiply
    80,760.62x = 121,147.08 × 24,605.52
  4. Step 4: Simplify right side
    80,760.62x = 2,980,887,138.57
  5. Step 5: Solve for x
    x = 2,980,887,138.57/80,760.62
  6. Step 6: Final answer
    x = 36,910.16

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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.