Home / 226,916.08-313,141.55-124,939.37

Finding the Fourth Proportional to 226,916.08, 313,141.55 and 124,939.37

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Solution

The fourth proportional to 226,916.08, 313,141.55 and 124,939.37 is: 172,414.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,916.08 : 313,141.55 = 124,939.37 : x
  2. Step 2: Convert to fraction form
    226,916.08/313,141.55 = 124,939.37/x
  3. Step 3: Cross multiply
    226,916.08x = 313,141.55 × 124,939.37
  4. Step 4: Simplify right side
    226,916.08x = 39,123,708,135.98
  5. Step 5: Solve for x
    x = 39,123,708,135.98/226,916.08
  6. Step 6: Final answer
    x = 172,414.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.