Home / 204,149.42-306,286.43-104,379.69

Finding the Fourth Proportional to 204,149.42, 306,286.43 and 104,379.69

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Solution

The fourth proportional to 204,149.42, 306,286.43 and 104,379.69 is: 156,601.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,149.42 : 306,286.43 = 104,379.69 : x
  2. Step 2: Convert to fraction form
    204,149.42/306,286.43 = 104,379.69/x
  3. Step 3: Cross multiply
    204,149.42x = 306,286.43 × 104,379.69
  4. Step 4: Simplify right side
    204,149.42x = 31,970,082,614.61
  5. Step 5: Solve for x
    x = 31,970,082,614.61/204,149.42
  6. Step 6: Final answer
    x = 156,601.39

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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.