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Finding the Fourth Proportional to 17,161.52, 25,760.47 and 15,199.88

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Solution

The fourth proportional to 17,161.52, 25,760.47 and 15,199.88 is: 22,815.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,161.52 : 25,760.47 = 15,199.88 : x
  2. Step 2: Convert to fraction form
    17,161.52/25,760.47 = 15,199.88/x
  3. Step 3: Cross multiply
    17,161.52x = 25,760.47 × 15,199.88
  4. Step 4: Simplify right side
    17,161.52x = 391,555,982.54
  5. Step 5: Solve for x
    x = 391,555,982.54/17,161.52
  6. Step 6: Final answer
    x = 22,815.93

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