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Finding the Fourth Proportional to 31,345.52, 43,256.88 and 17,198.48

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Solution

The fourth proportional to 31,345.52, 43,256.88 and 17,198.48 is: 23,733.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,345.52 : 43,256.88 = 17,198.48 : x
  2. Step 2: Convert to fraction form
    31,345.52/43,256.88 = 17,198.48/x
  3. Step 3: Cross multiply
    31,345.52x = 43,256.88 × 17,198.48
  4. Step 4: Simplify right side
    31,345.52x = 743,952,585.54
  5. Step 5: Solve for x
    x = 743,952,585.54/31,345.52
  6. Step 6: Final answer
    x = 23,733.94

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