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Finding the Fourth Proportional to 134.82, 186.00 and 88.24

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Solution

The fourth proportional to 134.82, 186.00 and 88.24 is: 121.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.82 : 186.00 = 88.24 : x
  2. Step 2: Convert to fraction form
    134.82/186.00 = 88.24/x
  3. Step 3: Cross multiply
    134.82x = 186.00 × 88.24
  4. Step 4: Simplify right side
    134.82x = 16,413.33
  5. Step 5: Solve for x
    x = 16,413.33/134.82
  6. Step 6: Final answer
    x = 121.74

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