Home / 226,248.78-339,516.23-126,474.50

Finding the Fourth Proportional to 226,248.78, 339,516.23 and 126,474.50

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Solution

The fourth proportional to 226,248.78, 339,516.23 and 126,474.50 is: 189,791.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,248.78 : 339,516.23 = 126,474.50 : x
  2. Step 2: Convert to fraction form
    226,248.78/339,516.23 = 126,474.50/x
  3. Step 3: Cross multiply
    226,248.78x = 339,516.23 × 126,474.50
  4. Step 4: Simplify right side
    226,248.78x = 42,940,143,101.18
  5. Step 5: Solve for x
    x = 42,940,143,101.18/226,248.78
  6. Step 6: Final answer
    x = 189,791.71

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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.