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Finding the Fourth Proportional to 63,550.88, 87,700.20 and 35,262.08

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Solution

The fourth proportional to 63,550.88, 87,700.20 and 35,262.08 is: 48,661.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,550.88 : 87,700.20 = 35,262.08 : x
  2. Step 2: Convert to fraction form
    63,550.88/87,700.20 = 35,262.08/x
  3. Step 3: Cross multiply
    63,550.88x = 87,700.20 × 35,262.08
  4. Step 4: Simplify right side
    63,550.88x = 3,092,491,468.42
  5. Step 5: Solve for x
    x = 3,092,491,468.42/63,550.88
  6. Step 6: Final answer
    x = 48,661.66

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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.