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Finding the Fourth Proportional to 63,469.91, 87,588.54 and 35,175.62

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Solution

The fourth proportional to 63,469.91, 87,588.54 and 35,175.62 is: 48,542.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,469.91 : 87,588.54 = 35,175.62 : x
  2. Step 2: Convert to fraction form
    63,469.91/87,588.54 = 35,175.62/x
  3. Step 3: Cross multiply
    63,469.91x = 87,588.54 × 35,175.62
  4. Step 4: Simplify right side
    63,469.91x = 3,080,980,761.45
  5. Step 5: Solve for x
    x = 3,080,980,761.45/63,469.91
  6. Step 6: Final answer
    x = 48,542.39

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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.