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Finding the Fourth Proportional to 6,167.81, 8,514.39 and 3,932.75

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Solution

The fourth proportional to 6,167.81, 8,514.39 and 3,932.75 is: 5,428.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.81 : 8,514.39 = 3,932.75 : x
  2. Step 2: Convert to fraction form
    6,167.81/8,514.39 = 3,932.75/x
  3. Step 3: Cross multiply
    6,167.81x = 8,514.39 × 3,932.75
  4. Step 4: Simplify right side
    6,167.81x = 33,484,967.27
  5. Step 5: Solve for x
    x = 33,484,967.27/6,167.81
  6. Step 6: Final answer
    x = 5,428.99

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