Home / 68,983.23-95,197.69-38,766.79

Finding the Fourth Proportional to 68,983.23, 95,197.69 and 38,766.79

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Solution

The fourth proportional to 68,983.23, 95,197.69 and 38,766.79 is: 53,498.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,983.23 : 95,197.69 = 38,766.79 : x
  2. Step 2: Convert to fraction form
    68,983.23/95,197.69 = 38,766.79/x
  3. Step 3: Cross multiply
    68,983.23x = 95,197.69 × 38,766.79
  4. Step 4: Simplify right side
    68,983.23x = 3,690,508,856.72
  5. Step 5: Solve for x
    x = 3,690,508,856.72/68,983.23
  6. Step 6: Final answer
    x = 53,498.64

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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.