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Finding the Fourth Proportional to 19,651.71, 27,121.53 and 12,096.54

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Solution

The fourth proportional to 19,651.71, 27,121.53 and 12,096.54 is: 16,694.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,651.71 : 27,121.53 = 12,096.54 : x
  2. Step 2: Convert to fraction form
    19,651.71/27,121.53 = 12,096.54/x
  3. Step 3: Cross multiply
    19,651.71x = 27,121.53 × 12,096.54
  4. Step 4: Simplify right side
    19,651.71x = 328,076,717.87
  5. Step 5: Solve for x
    x = 328,076,717.87/19,651.71
  6. Step 6: Final answer
    x = 16,694.56

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