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Finding the Fourth Proportional to 22,717.85, 34,076.79 and 7,923.20

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Solution

The fourth proportional to 22,717.85, 34,076.79 and 7,923.20 is: 11,884.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,717.85 : 34,076.79 = 7,923.20 : x
  2. Step 2: Convert to fraction form
    22,717.85/34,076.79 = 7,923.20/x
  3. Step 3: Cross multiply
    22,717.85x = 34,076.79 × 7,923.20
  4. Step 4: Simplify right side
    22,717.85x = 269,997,052.14
  5. Step 5: Solve for x
    x = 269,997,052.14/22,717.85
  6. Step 6: Final answer
    x = 11,884.80

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