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Finding the Fourth Proportional to 10,863.52, 14,991.64 and 5,895.52

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Solution

The fourth proportional to 10,863.52, 14,991.64 and 5,895.52 is: 8,135.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863.52 : 14,991.64 = 5,895.52 : x
  2. Step 2: Convert to fraction form
    10,863.52/14,991.64 = 5,895.52/x
  3. Step 3: Cross multiply
    10,863.52x = 14,991.64 × 5,895.52
  4. Step 4: Simplify right side
    10,863.52x = 88,383,513.45
  5. Step 5: Solve for x
    x = 88,383,513.45/10,863.52
  6. Step 6: Final answer
    x = 8,135.81

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