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Finding the Fourth Proportional to 63,791.13, 88,029.95 and 36,934.08

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Solution

The fourth proportional to 63,791.13, 88,029.95 and 36,934.08 is: 50,967.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,791.13 : 88,029.95 = 36,934.08 : x
  2. Step 2: Convert to fraction form
    63,791.13/88,029.95 = 36,934.08/x
  3. Step 3: Cross multiply
    63,791.13x = 88,029.95 × 36,934.08
  4. Step 4: Simplify right side
    63,791.13x = 3,251,305,031.03
  5. Step 5: Solve for x
    x = 3,251,305,031.03/63,791.13
  6. Step 6: Final answer
    x = 50,967.98

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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.