Home / 68,961.79-95,161.38-38,744.74

Finding the Fourth Proportional to 68,961.79, 95,161.38 and 38,744.74

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Solution

The fourth proportional to 68,961.79, 95,161.38 and 38,744.74 is: 53,464.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,961.79 : 95,161.38 = 38,744.74 : x
  2. Step 2: Convert to fraction form
    68,961.79/95,161.38 = 38,744.74/x
  3. Step 3: Cross multiply
    68,961.79x = 95,161.38 × 38,744.74
  4. Step 4: Simplify right side
    68,961.79x = 3,687,002,926.14
  5. Step 5: Solve for x
    x = 3,687,002,926.14/68,961.79
  6. Step 6: Final answer
    x = 53,464.43

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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.