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Finding the Fourth Proportional to 63,481.80, 87,606.84 and 36,625.44

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Solution

The fourth proportional to 63,481.80, 87,606.84 and 36,625.44 is: 50,544.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,481.80 : 87,606.84 = 36,625.44 : x
  2. Step 2: Convert to fraction form
    63,481.80/87,606.84 = 36,625.44/x
  3. Step 3: Cross multiply
    63,481.80x = 87,606.84 × 36,625.44
  4. Step 4: Simplify right side
    63,481.80x = 3,208,639,062.01
  5. Step 5: Solve for x
    x = 3,208,639,062.01/63,481.80
  6. Step 6: Final answer
    x = 50,544.24

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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.