Home / 49,489.38-74,234.04-12,049.44

Finding the Fourth Proportional to 49,489.38, 74,234.04 and 12,049.44

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Solution

The fourth proportional to 49,489.38, 74,234.04 and 12,049.44 is: 18,074.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,489.38 : 74,234.04 = 12,049.44 : x
  2. Step 2: Convert to fraction form
    49,489.38/74,234.04 = 12,049.44/x
  3. Step 3: Cross multiply
    49,489.38x = 74,234.04 × 12,049.44
  4. Step 4: Simplify right side
    49,489.38x = 894,478,610.94
  5. Step 5: Solve for x
    x = 894,478,610.94/49,489.38
  6. Step 6: Final answer
    x = 18,074.15

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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.