Home / 63,805.97-95,713.35-21,668.86

Finding the Fourth Proportional to 63,805.97, 95,713.35 and 21,668.86

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Solution

The fourth proportional to 63,805.97, 95,713.35 and 21,668.86 is: 32,504.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,805.97 : 95,713.35 = 21,668.86 : x
  2. Step 2: Convert to fraction form
    63,805.97/95,713.35 = 21,668.86/x
  3. Step 3: Cross multiply
    63,805.97x = 95,713.35 × 21,668.86
  4. Step 4: Simplify right side
    63,805.97x = 2,073,998,864.11
  5. Step 5: Solve for x
    x = 2,073,998,864.11/63,805.97
  6. Step 6: Final answer
    x = 32,504.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.