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Finding the Fourth Proportional to 311.76, 467.73 and 95.36

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Solution

The fourth proportional to 311.76, 467.73 and 95.36 is: 143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    311.76 : 467.73 = 95.36 : x
  2. Step 2: Convert to fraction form
    311.76/467.73 = 95.36/x
  3. Step 3: Cross multiply
    311.76x = 467.73 × 95.36
  4. Step 4: Simplify right side
    311.76x = 44,600.39
  5. Step 5: Solve for x
    x = 44,600.39/311.76
  6. Step 6: Final answer
    x = 143.06

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