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Finding the Fourth Proportional to 31,460.00, 43,414.80 and 17,312.84

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Solution

The fourth proportional to 31,460.00, 43,414.80 and 17,312.84 is: 23,891.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,460.00 : 43,414.80 = 17,312.84 : x
  2. Step 2: Convert to fraction form
    31,460.00/43,414.80 = 17,312.84/x
  3. Step 3: Cross multiply
    31,460.00x = 43,414.80 × 17,312.84
  4. Step 4: Simplify right side
    31,460.00x = 751,633,182.39
  5. Step 5: Solve for x
    x = 751,633,182.39/31,460.00
  6. Step 6: Final answer
    x = 23,891.71

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