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Finding the Fourth Proportional to 99,827.62, 137,745.87 and 58,986.07

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Solution

The fourth proportional to 99,827.62, 137,745.87 and 58,986.07 is: 81,391.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,827.62 : 137,745.87 = 58,986.07 : x
  2. Step 2: Convert to fraction form
    99,827.62/137,745.87 = 58,986.07/x
  3. Step 3: Cross multiply
    99,827.62x = 137,745.87 × 58,986.07
  4. Step 4: Simplify right side
    99,827.62x = 8,125,086,964.47
  5. Step 5: Solve for x
    x = 8,125,086,964.47/99,827.62
  6. Step 6: Final answer
    x = 81,391.17

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