Home / 101,123.29-151,683.72-26,236.77

Finding the Fourth Proportional to 101,123.29, 151,683.72 and 26,236.77

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Solution

The fourth proportional to 101,123.29, 151,683.72 and 26,236.77 is: 39,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,123.29 : 151,683.72 = 26,236.77 : x
  2. Step 2: Convert to fraction form
    101,123.29/151,683.72 = 26,236.77/x
  3. Step 3: Cross multiply
    101,123.29x = 151,683.72 × 26,236.77
  4. Step 4: Simplify right side
    101,123.29x = 3,979,690,115.97
  5. Step 5: Solve for x
    x = 3,979,690,115.97/101,123.29
  6. Step 6: Final answer
    x = 39,354.83

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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.