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Finding the Fourth Proportional to 63,484.26, 87,613.74 and 36,635.66

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Solution

The fourth proportional to 63,484.26, 87,613.74 and 36,635.66 is: 50,560.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,484.26 : 87,613.74 = 36,635.66 : x
  2. Step 2: Convert to fraction form
    63,484.26/87,613.74 = 36,635.66/x
  3. Step 3: Cross multiply
    63,484.26x = 87,613.74 × 36,635.66
  4. Step 4: Simplify right side
    63,484.26x = 3,209,786,751.90
  5. Step 5: Solve for x
    x = 3,209,786,751.90/63,484.26
  6. Step 6: Final answer
    x = 50,560.36

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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.