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Finding the Fourth Proportional to 92,312.97, 127,434.42 and 54,067.20

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Solution

The fourth proportional to 92,312.97, 127,434.42 and 54,067.20 is: 74,637.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,312.97 : 127,434.42 = 54,067.20 : x
  2. Step 2: Convert to fraction form
    92,312.97/127,434.42 = 54,067.20/x
  3. Step 3: Cross multiply
    92,312.97x = 127,434.42 × 54,067.20
  4. Step 4: Simplify right side
    92,312.97x = 6,890,022,273.02
  5. Step 5: Solve for x
    x = 6,890,022,273.02/92,312.97
  6. Step 6: Final answer
    x = 74,637.64

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