Home / 79,872.12-119,808.18-24,460.92

Finding the Fourth Proportional to 79,872.12, 119,808.18 and 24,460.92

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Solution

The fourth proportional to 79,872.12, 119,808.18 and 24,460.92 is: 36,691.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,872.12 : 119,808.18 = 24,460.92 : x
  2. Step 2: Convert to fraction form
    79,872.12/119,808.18 = 24,460.92/x
  3. Step 3: Cross multiply
    79,872.12x = 119,808.18 × 24,460.92
  4. Step 4: Simplify right side
    79,872.12x = 2,930,618,306.33
  5. Step 5: Solve for x
    x = 2,930,618,306.33/79,872.12
  6. Step 6: Final answer
    x = 36,691.38

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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.