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Finding the Fourth Proportional to 54,453.54, 81,691.65 and 17,012.10

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Solution

The fourth proportional to 54,453.54, 81,691.65 and 17,012.10 is: 25,521.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,453.54 : 81,691.65 = 17,012.10 : x
  2. Step 2: Convert to fraction form
    54,453.54/81,691.65 = 17,012.10/x
  3. Step 3: Cross multiply
    54,453.54x = 81,691.65 × 17,012.10
  4. Step 4: Simplify right side
    54,453.54x = 1,389,746,518.97
  5. Step 5: Solve for x
    x = 1,389,746,518.97/54,453.54
  6. Step 6: Final answer
    x = 25,521.69

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