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Finding the Fourth Proportional to 63,625.96, 87,804.02 and 35,331.72

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Solution

The fourth proportional to 63,625.96, 87,804.02 and 35,331.72 is: 48,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,625.96 : 87,804.02 = 35,331.72 : x
  2. Step 2: Convert to fraction form
    63,625.96/87,804.02 = 35,331.72/x
  3. Step 3: Cross multiply
    63,625.96x = 87,804.02 × 35,331.72
  4. Step 4: Simplify right side
    63,625.96x = 3,102,267,049.51
  5. Step 5: Solve for x
    x = 3,102,267,049.51/63,625.96
  6. Step 6: Final answer
    x = 48,757.88

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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.