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Finding the Fourth Proportional to 17,261.52, 25,871.07 and 8,936.79

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Solution

The fourth proportional to 17,261.52, 25,871.07 and 8,936.79 is: 13,394.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,261.52 : 25,871.07 = 8,936.79 : x
  2. Step 2: Convert to fraction form
    17,261.52/25,871.07 = 8,936.79/x
  3. Step 3: Cross multiply
    17,261.52x = 25,871.07 × 8,936.79
  4. Step 4: Simplify right side
    17,261.52x = 231,204,256.16
  5. Step 5: Solve for x
    x = 231,204,256.16/17,261.52
  6. Step 6: Final answer
    x = 13,394.20

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