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Finding the Fourth Proportional to 63,617.68, 87,791.04 and 35,322.88

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Solution

The fourth proportional to 63,617.68, 87,791.04 and 35,322.88 is: 48,744.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,617.68 : 87,791.04 = 35,322.88 : x
  2. Step 2: Convert to fraction form
    63,617.68/87,791.04 = 35,322.88/x
  3. Step 3: Cross multiply
    63,617.68x = 87,791.04 × 35,322.88
  4. Step 4: Simplify right side
    63,617.68x = 3,101,032,371.00
  5. Step 5: Solve for x
    x = 3,101,032,371.00/63,617.68
  6. Step 6: Final answer
    x = 48,744.82

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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.