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Finding the Fourth Proportional to 8,908.02, 12,302.79 and 5,936.46

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Solution

The fourth proportional to 8,908.02, 12,302.79 and 5,936.46 is: 8,198.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.02 : 12,302.79 = 5,936.46 : x
  2. Step 2: Convert to fraction form
    8,908.02/12,302.79 = 5,936.46/x
  3. Step 3: Cross multiply
    8,908.02x = 12,302.79 × 5,936.46
  4. Step 4: Simplify right side
    8,908.02x = 73,035,020.72
  5. Step 5: Solve for x
    x = 73,035,020.72/8,908.02
  6. Step 6: Final answer
    x = 8,198.79

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