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Finding the Fourth Proportional to 16,918.81, 25,380.68 and 5,232.94

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Solution

The fourth proportional to 16,918.81, 25,380.68 and 5,232.94 is: 7,850.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.81 : 25,380.68 = 5,232.94 : x
  2. Step 2: Convert to fraction form
    16,918.81/25,380.68 = 5,232.94/x
  3. Step 3: Cross multiply
    16,918.81x = 25,380.68 × 5,232.94
  4. Step 4: Simplify right side
    16,918.81x = 132,815,485.98
  5. Step 5: Solve for x
    x = 132,815,485.98/16,918.81
  6. Step 6: Final answer
    x = 7,850.17

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