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Finding the Fourth Proportional to 54,972.71, 82,472.49 and 17,532.78

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Solution

The fourth proportional to 54,972.71, 82,472.49 and 17,532.78 is: 26,303.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,972.71 : 82,472.49 = 17,532.78 : x
  2. Step 2: Convert to fraction form
    54,972.71/82,472.49 = 17,532.78/x
  3. Step 3: Cross multiply
    54,972.71x = 82,472.49 × 17,532.78
  4. Step 4: Simplify right side
    54,972.71x = 1,445,972,023.22
  5. Step 5: Solve for x
    x = 1,445,972,023.22/54,972.71
  6. Step 6: Final answer
    x = 26,303.45

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