Home / 69,198.06-95,493.61-38,983.74

Finding the Fourth Proportional to 69,198.06, 95,493.61 and 38,983.74

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Solution

The fourth proportional to 69,198.06, 95,493.61 and 38,983.74 is: 53,797.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,198.06 : 95,493.61 = 38,983.74 : x
  2. Step 2: Convert to fraction form
    69,198.06/95,493.61 = 38,983.74/x
  3. Step 3: Cross multiply
    69,198.06x = 95,493.61 × 38,983.74
  4. Step 4: Simplify right side
    69,198.06x = 3,722,698,063.90
  5. Step 5: Solve for x
    x = 3,722,698,063.90/69,198.06
  6. Step 6: Final answer
    x = 53,797.72

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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.