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Finding the Fourth Proportional to 89,786.88, 123,906.40 and 52,083.52

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Solution

The fourth proportional to 89,786.88, 123,906.40 and 52,083.52 is: 71,875.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,786.88 : 123,906.40 = 52,083.52 : x
  2. Step 2: Convert to fraction form
    89,786.88/123,906.40 = 52,083.52/x
  3. Step 3: Cross multiply
    89,786.88x = 123,906.40 × 52,083.52
  4. Step 4: Simplify right side
    89,786.88x = 6,453,481,462.53
  5. Step 5: Solve for x
    x = 6,453,481,462.53/89,786.88
  6. Step 6: Final answer
    x = 71,875.55

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