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Finding the Fourth Proportional to 13,058.73, 19,544.73 and 11,891.40

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Solution

The fourth proportional to 13,058.73, 19,544.73 and 11,891.40 is: 17,797.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058.73 : 19,544.73 = 11,891.40 : x
  2. Step 2: Convert to fraction form
    13,058.73/19,544.73 = 11,891.40/x
  3. Step 3: Cross multiply
    13,058.73x = 19,544.73 × 11,891.40
  4. Step 4: Simplify right side
    13,058.73x = 232,414,202.32
  5. Step 5: Solve for x
    x = 232,414,202.32/13,058.73
  6. Step 6: Final answer
    x = 17,797.61

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