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Finding the Fourth Proportional to 83,638.61, 125,410.80 and 27,463.44

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Solution

The fourth proportional to 83,638.61, 125,410.80 and 27,463.44 is: 41,179.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,638.61 : 125,410.80 = 27,463.44 : x
  2. Step 2: Convert to fraction form
    83,638.61/125,410.80 = 27,463.44/x
  3. Step 3: Cross multiply
    83,638.61x = 125,410.80 × 27,463.44
  4. Step 4: Simplify right side
    83,638.61x = 3,444,211,981.15
  5. Step 5: Solve for x
    x = 3,444,211,981.15/83,638.61
  6. Step 6: Final answer
    x = 41,179.69

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