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Finding the Fourth Proportional to 71,701.72, 98,908.02 and 43,013.75

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Solution

The fourth proportional to 71,701.72, 98,908.02 and 43,013.75 is: 59,334.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,701.72 : 98,908.02 = 43,013.75 : x
  2. Step 2: Convert to fraction form
    71,701.72/98,908.02 = 43,013.75/x
  3. Step 3: Cross multiply
    71,701.72x = 98,908.02 × 43,013.75
  4. Step 4: Simplify right side
    71,701.72x = 4,254,404,350.73
  5. Step 5: Solve for x
    x = 4,254,404,350.73/71,701.72
  6. Step 6: Final answer
    x = 59,334.76

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