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Finding the Fourth Proportional to 124, 171.18 and 94.84

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Solution

The fourth proportional to 124, 171.18 and 94.84 is: 130.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124 : 171.18 = 94.84 : x
  2. Step 2: Convert to fraction form
    124/171.18 = 94.84/x
  3. Step 3: Cross multiply
    124x = 171.18 × 94.84
  4. Step 4: Simplify right side
    124x = 16,234.71
  5. Step 5: Solve for x
    x = 16,234.71/124
  6. Step 6: Final answer
    x = 130.93

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