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Finding the Fourth Proportional to 68,791.52, 94,897.36 and 44,932.16

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Solution

The fourth proportional to 68,791.52, 94,897.36 and 44,932.16 is: 61,983.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,791.52 : 94,897.36 = 44,932.16 : x
  2. Step 2: Convert to fraction form
    68,791.52/94,897.36 = 44,932.16/x
  3. Step 3: Cross multiply
    68,791.52x = 94,897.36 × 44,932.16
  4. Step 4: Simplify right side
    68,791.52x = 4,263,943,363.10
  5. Step 5: Solve for x
    x = 4,263,943,363.10/68,791.52
  6. Step 6: Final answer
    x = 61,983.56

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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.