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Finding the Fourth Proportional to 82,175.94, 123,276.33 and 25,997.31

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Solution

The fourth proportional to 82,175.94, 123,276.33 and 25,997.31 is: 38,999.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,175.94 : 123,276.33 = 25,997.31 : x
  2. Step 2: Convert to fraction form
    82,175.94/123,276.33 = 25,997.31/x
  3. Step 3: Cross multiply
    82,175.94x = 123,276.33 × 25,997.31
  4. Step 4: Simplify right side
    82,175.94x = 3,204,852,966.67
  5. Step 5: Solve for x
    x = 3,204,852,966.67/82,175.94
  6. Step 6: Final answer
    x = 38,999.89

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