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Finding the Fourth Proportional to 11,843.18, 17,731.95 and 5,987.55

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Solution

The fourth proportional to 11,843.18, 17,731.95 and 5,987.55 is: 8,964.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.18 : 17,731.95 = 5,987.55 : x
  2. Step 2: Convert to fraction form
    11,843.18/17,731.95 = 5,987.55/x
  3. Step 3: Cross multiply
    11,843.18x = 17,731.95 × 5,987.55
  4. Step 4: Simplify right side
    11,843.18x = 106,170,937.22
  5. Step 5: Solve for x
    x = 106,170,937.22/11,843.18
  6. Step 6: Final answer
    x = 8,964.73

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