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Finding the Fourth Proportional to 95.54, 143.04 and 88.79

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Solution

The fourth proportional to 95.54, 143.04 and 88.79 is: 132.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.54 : 143.04 = 88.79 : x
  2. Step 2: Convert to fraction form
    95.54/143.04 = 88.79/x
  3. Step 3: Cross multiply
    95.54x = 143.04 × 88.79
  4. Step 4: Simplify right side
    95.54x = 12,700.52
  5. Step 5: Solve for x
    x = 12,700.52/95.54
  6. Step 6: Final answer
    x = 132.93

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