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Finding the Fourth Proportional to 65,891.52, 98,896.32 and 53,382.24

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Solution

The fourth proportional to 65,891.52, 98,896.32 and 53,382.24 is: 80,121.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,891.52 : 98,896.32 = 53,382.24 : x
  2. Step 2: Convert to fraction form
    65,891.52/98,896.32 = 53,382.24/x
  3. Step 3: Cross multiply
    65,891.52x = 98,896.32 × 53,382.24
  4. Step 4: Simplify right side
    65,891.52x = 5,279,307,089.36
  5. Step 5: Solve for x
    x = 5,279,307,089.36/65,891.52
  6. Step 6: Final answer
    x = 80,121.19

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