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Finding the Fourth Proportional to 27,843.44, 41,756.94 and 8,115.80

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Solution

The fourth proportional to 27,843.44, 41,756.94 and 8,115.80 is: 12,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,843.44 : 41,756.94 = 8,115.80 : x
  2. Step 2: Convert to fraction form
    27,843.44/41,756.94 = 8,115.80/x
  3. Step 3: Cross multiply
    27,843.44x = 41,756.94 × 8,115.80
  4. Step 4: Simplify right side
    27,843.44x = 338,890,764.87
  5. Step 5: Solve for x
    x = 338,890,764.87/27,843.44
  6. Step 6: Final answer
    x = 12,171.30

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