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Finding the Fourth Proportional to 31,448.82, 43,399.29 and 17,301.57

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Solution

The fourth proportional to 31,448.82, 43,399.29 and 17,301.57 is: 23,876.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,448.82 : 43,399.29 = 17,301.57 : x
  2. Step 2: Convert to fraction form
    31,448.82/43,399.29 = 17,301.57/x
  3. Step 3: Cross multiply
    31,448.82x = 43,399.29 × 17,301.57
  4. Step 4: Simplify right side
    31,448.82x = 750,875,853.89
  5. Step 5: Solve for x
    x = 750,875,853.89/31,448.82
  6. Step 6: Final answer
    x = 23,876.12

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