Home / 80,557.18-120,837.04-24,397.86

Finding the Fourth Proportional to 80,557.18, 120,837.04 and 24,397.86

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Solution

The fourth proportional to 80,557.18, 120,837.04 and 24,397.86 is: 36,597.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,557.18 : 120,837.04 = 24,397.86 : x
  2. Step 2: Convert to fraction form
    80,557.18/120,837.04 = 24,397.86/x
  3. Step 3: Cross multiply
    80,557.18x = 120,837.04 × 24,397.86
  4. Step 4: Simplify right side
    80,557.18x = 2,948,165,184.73
  5. Step 5: Solve for x
    x = 2,948,165,184.73/80,557.18
  6. Step 6: Final answer
    x = 36,597.17

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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.