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Finding the Fourth Proportional to 53,408.63, 80,107.18 and 17,865.92

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Solution

The fourth proportional to 53,408.63, 80,107.18 and 17,865.92 is: 26,796.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,408.63 : 80,107.18 = 17,865.92 : x
  2. Step 2: Convert to fraction form
    53,408.63/80,107.18 = 17,865.92/x
  3. Step 3: Cross multiply
    53,408.63x = 80,107.18 × 17,865.92
  4. Step 4: Simplify right side
    53,408.63x = 1,431,188,469.31
  5. Step 5: Solve for x
    x = 1,431,188,469.31/53,408.63
  6. Step 6: Final answer
    x = 26,796.95

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