Home / 80,658.18-120,992.04-24,500.16

Finding the Fourth Proportional to 80,658.18, 120,992.04 and 24,500.16

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Solution

The fourth proportional to 80,658.18, 120,992.04 and 24,500.16 is: 36,751.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,658.18 : 120,992.04 = 24,500.16 : x
  2. Step 2: Convert to fraction form
    80,658.18/120,992.04 = 24,500.16/x
  3. Step 3: Cross multiply
    80,658.18x = 120,992.04 × 24,500.16
  4. Step 4: Simplify right side
    80,658.18x = 2,964,324,338.73
  5. Step 5: Solve for x
    x = 2,964,324,338.73/80,658.18
  6. Step 6: Final answer
    x = 36,751.69

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1.5x scale

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.