Home / 68,983.74-95,198.39-38,767.29

Finding the Fourth Proportional to 68,983.74, 95,198.39 and 38,767.29

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Solution

The fourth proportional to 68,983.74, 95,198.39 and 38,767.29 is: 53,499.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,983.74 : 95,198.39 = 38,767.29 : x
  2. Step 2: Convert to fraction form
    68,983.74/95,198.39 = 38,767.29/x
  3. Step 3: Cross multiply
    68,983.74x = 95,198.39 × 38,767.29
  4. Step 4: Simplify right side
    68,983.74x = 3,690,583,398.83
  5. Step 5: Solve for x
    x = 3,690,583,398.83/68,983.74
  6. Step 6: Final answer
    x = 53,499.32

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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.