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Finding the Fourth Proportional to 51,351.26, 70,865.07 and 28,691.06

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Solution

The fourth proportional to 51,351.26, 70,865.07 and 28,691.06 is: 39,593.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,351.26 : 70,865.07 = 28,691.06 : x
  2. Step 2: Convert to fraction form
    51,351.26/70,865.07 = 28,691.06/x
  3. Step 3: Cross multiply
    51,351.26x = 70,865.07 × 28,691.06
  4. Step 4: Simplify right side
    51,351.26x = 2,033,193,975.27
  5. Step 5: Solve for x
    x = 2,033,193,975.27/51,351.26
  6. Step 6: Final answer
    x = 39,593.85

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