Home / 69,198.18-95,493.78-38,983.86

Finding the Fourth Proportional to 69,198.18, 95,493.78 and 38,983.86

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Solution

The fourth proportional to 69,198.18, 95,493.78 and 38,983.86 is: 53,797.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,198.18 : 95,493.78 = 38,983.86 : x
  2. Step 2: Convert to fraction form
    69,198.18/95,493.78 = 38,983.86/x
  3. Step 3: Cross multiply
    69,198.18x = 95,493.78 × 38,983.86
  4. Step 4: Simplify right side
    69,198.18x = 3,722,716,508.49
  5. Step 5: Solve for x
    x = 3,722,716,508.49/69,198.18
  6. Step 6: Final answer
    x = 53,797.90

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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.