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Finding the Fourth Proportional to 43,361.12, 65,046.02 and 11,771.70

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Solution

The fourth proportional to 43,361.12, 65,046.02 and 11,771.70 is: 17,658.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,361.12 : 65,046.02 = 11,771.70 : x
  2. Step 2: Convert to fraction form
    43,361.12/65,046.02 = 11,771.70/x
  3. Step 3: Cross multiply
    43,361.12x = 65,046.02 × 11,771.70
  4. Step 4: Simplify right side
    43,361.12x = 765,702,174.78
  5. Step 5: Solve for x
    x = 765,702,174.78/43,361.12
  6. Step 6: Final answer
    x = 17,658.73

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