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Finding the Fourth Proportional to 65,249.10, 90,043.68 and 36,960.24

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Solution

The fourth proportional to 65,249.10, 90,043.68 and 36,960.24 is: 51,005.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,249.10 : 90,043.68 = 36,960.24 : x
  2. Step 2: Convert to fraction form
    65,249.10/90,043.68 = 36,960.24/x
  3. Step 3: Cross multiply
    65,249.10x = 90,043.68 × 36,960.24
  4. Step 4: Simplify right side
    65,249.10x = 3,328,036,023.28
  5. Step 5: Solve for x
    x = 3,328,036,023.28/65,249.10
  6. Step 6: Final answer
    x = 51,005.09

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