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Finding the Fourth Proportional to 77,983.26, 107,490.51 and 60,957.42

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Solution

The fourth proportional to 77,983.26, 107,490.51 and 60,957.42 is: 84,022.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,983.26 : 107,490.51 = 60,957.42 : x
  2. Step 2: Convert to fraction form
    77,983.26/107,490.51 = 60,957.42/x
  3. Step 3: Cross multiply
    77,983.26x = 107,490.51 × 60,957.42
  4. Step 4: Simplify right side
    77,983.26x = 6,552,344,164.08
  5. Step 5: Solve for x
    x = 6,552,344,164.08/77,983.26
  6. Step 6: Final answer
    x = 84,022.44

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