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Finding the Fourth Proportional to 63,255.98, 87,297.07 and 36,397.91

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Solution

The fourth proportional to 63,255.98, 87,297.07 and 36,397.91 is: 50,231.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,255.98 : 87,297.07 = 36,397.91 : x
  2. Step 2: Convert to fraction form
    63,255.98/87,297.07 = 36,397.91/x
  3. Step 3: Cross multiply
    63,255.98x = 87,297.07 × 36,397.91
  4. Step 4: Simplify right side
    63,255.98x = 3,177,430,499.20
  5. Step 5: Solve for x
    x = 3,177,430,499.20/63,255.98
  6. Step 6: Final answer
    x = 50,231.31

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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.