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Finding the Fourth Proportional to 41,591.79, 57,379.50 and 30,236.40

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Solution

The fourth proportional to 41,591.79, 57,379.50 and 30,236.40 is: 41,713.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,591.79 : 57,379.50 = 30,236.40 : x
  2. Step 2: Convert to fraction form
    41,591.79/57,379.50 = 30,236.40/x
  3. Step 3: Cross multiply
    41,591.79x = 57,379.50 × 30,236.40
  4. Step 4: Simplify right side
    41,591.79x = 1,734,949,513.80
  5. Step 5: Solve for x
    x = 1,734,949,513.80/41,591.79
  6. Step 6: Final answer
    x = 41,713.75

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