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Finding the Fourth Proportional to 170,972.29, 256,229.17 and 133,067.34

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Solution

The fourth proportional to 170,972.29, 256,229.17 and 133,067.34 is: 199,422.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,972.29 : 256,229.17 = 133,067.34 : x
  2. Step 2: Convert to fraction form
    170,972.29/256,229.17 = 133,067.34/x
  3. Step 3: Cross multiply
    170,972.29x = 256,229.17 × 133,067.34
  4. Step 4: Simplify right side
    170,972.29x = 34,095,734,082.31
  5. Step 5: Solve for x
    x = 34,095,734,082.31/170,972.29
  6. Step 6: Final answer
    x = 199,422.57

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