Home / 80,600.26-111,231.06-44,791.78

Finding the Fourth Proportional to 80,600.26, 111,231.06 and 44,791.78

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Solution

The fourth proportional to 80,600.26, 111,231.06 and 44,791.78 is: 61,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,600.26 : 111,231.06 = 44,791.78 : x
  2. Step 2: Convert to fraction form
    80,600.26/111,231.06 = 44,791.78/x
  3. Step 3: Cross multiply
    80,600.26x = 111,231.06 × 44,791.78
  4. Step 4: Simplify right side
    80,600.26x = 4,982,236,944.73
  5. Step 5: Solve for x
    x = 4,982,236,944.73/80,600.26
  6. Step 6: Final answer
    x = 61,814.15

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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.