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Finding the Fourth Proportional to 11,930.29, 17,868.18 and 5,694.69

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Solution

The fourth proportional to 11,930.29, 17,868.18 and 5,694.69 is: 8,529.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.29 : 17,868.18 = 5,694.69 : x
  2. Step 2: Convert to fraction form
    11,930.29/17,868.18 = 5,694.69/x
  3. Step 3: Cross multiply
    11,930.29x = 17,868.18 × 5,694.69
  4. Step 4: Simplify right side
    11,930.29x = 101,753,693.78
  5. Step 5: Solve for x
    x = 101,753,693.78/11,930.29
  6. Step 6: Final answer
    x = 8,529.02

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