Home / 80,437.24-111,001.27-44,138.57

Finding the Fourth Proportional to 80,437.24, 111,001.27 and 44,138.57

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Solution

The fourth proportional to 80,437.24, 111,001.27 and 44,138.57 is: 60,910.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,437.24 : 111,001.27 = 44,138.57 : x
  2. Step 2: Convert to fraction form
    80,437.24/111,001.27 = 44,138.57/x
  3. Step 3: Cross multiply
    80,437.24x = 111,001.27 × 44,138.57
  4. Step 4: Simplify right side
    80,437.24x = 4,899,437,414.33
  5. Step 5: Solve for x
    x = 4,899,437,414.33/80,437.24
  6. Step 6: Final answer
    x = 60,910.07

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1.5x scale

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.