Home / 79,821.38-119,732.12-24,417.38

Finding the Fourth Proportional to 79,821.38, 119,732.12 and 24,417.38

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Solution

The fourth proportional to 79,821.38, 119,732.12 and 24,417.38 is: 36,626.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,821.38 : 119,732.12 = 24,417.38 : x
  2. Step 2: Convert to fraction form
    79,821.38/119,732.12 = 24,417.38/x
  3. Step 3: Cross multiply
    79,821.38x = 119,732.12 × 24,417.38
  4. Step 4: Simplify right side
    79,821.38x = 2,923,543,951.50
  5. Step 5: Solve for x
    x = 2,923,543,951.50/79,821.38
  6. Step 6: Final answer
    x = 36,626.08

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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.