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Finding the Fourth Proportional to 87,956.64, 131,940.60 and 31,023.54

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Solution

The fourth proportional to 87,956.64, 131,940.60 and 31,023.54 is: 46,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,956.64 : 131,940.60 = 31,023.54 : x
  2. Step 2: Convert to fraction form
    87,956.64/131,940.60 = 31,023.54/x
  3. Step 3: Cross multiply
    87,956.64x = 131,940.60 × 31,023.54
  4. Step 4: Simplify right side
    87,956.64x = 4,093,264,481.72
  5. Step 5: Solve for x
    x = 4,093,264,481.72/87,956.64
  6. Step 6: Final answer
    x = 46,537.30

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