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Finding the Fourth Proportional to 63,176.40, 94,764.16 and 25,727.68

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Solution

The fourth proportional to 63,176.40, 94,764.16 and 25,727.68 is: 38,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,176.40 : 94,764.16 = 25,727.68 : x
  2. Step 2: Convert to fraction form
    63,176.40/94,764.16 = 25,727.68/x
  3. Step 3: Cross multiply
    63,176.40x = 94,764.16 × 25,727.68
  4. Step 4: Simplify right side
    63,176.40x = 2,438,061,983.95
  5. Step 5: Solve for x
    x = 2,438,061,983.95/63,176.40
  6. Step 6: Final answer
    x = 38,591.34

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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.