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Finding the Fourth Proportional to 106,724.93, 160,095.49 and 31,839.21

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Solution

The fourth proportional to 106,724.93, 160,095.49 and 31,839.21 is: 47,761.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,724.93 : 160,095.49 = 31,839.21 : x
  2. Step 2: Convert to fraction form
    106,724.93/160,095.49 = 31,839.21/x
  3. Step 3: Cross multiply
    106,724.93x = 160,095.49 × 31,839.21
  4. Step 4: Simplify right side
    106,724.93x = 5,097,313,846.56
  5. Step 5: Solve for x
    x = 5,097,313,846.56/106,724.93
  6. Step 6: Final answer
    x = 47,761.23

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