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Finding the Fourth Proportional to 63,682.96, 87,921.84 and 41,029.96

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Solution

The fourth proportional to 63,682.96, 87,921.84 and 41,029.96 is: 56,646.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,682.96 : 87,921.84 = 41,029.96 : x
  2. Step 2: Convert to fraction form
    63,682.96/87,921.84 = 41,029.96/x
  3. Step 3: Cross multiply
    63,682.96x = 87,921.84 × 41,029.96
  4. Step 4: Simplify right side
    63,682.96x = 3,607,429,578.33
  5. Step 5: Solve for x
    x = 3,607,429,578.33/63,682.96
  6. Step 6: Final answer
    x = 56,646.70

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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.