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Finding the Fourth Proportional to 11,294.64, 16,943.58 and 5,447.25

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Solution

The fourth proportional to 11,294.64, 16,943.58 and 5,447.25 is: 8,171.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,294.64 : 16,943.58 = 5,447.25 : x
  2. Step 2: Convert to fraction form
    11,294.64/16,943.58 = 5,447.25/x
  3. Step 3: Cross multiply
    11,294.64x = 16,943.58 × 5,447.25
  4. Step 4: Simplify right side
    11,294.64x = 92,295,916.16
  5. Step 5: Solve for x
    x = 92,295,916.16/11,294.64
  6. Step 6: Final answer
    x = 8,171.66

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