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Finding the Fourth Proportional to 181.44, 272.16 and 169.02

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Solution

The fourth proportional to 181.44, 272.16 and 169.02 is: 253.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.44 : 272.16 = 169.02 : x
  2. Step 2: Convert to fraction form
    181.44/272.16 = 169.02/x
  3. Step 3: Cross multiply
    181.44x = 272.16 × 169.02
  4. Step 4: Simplify right side
    181.44x = 46,000.48
  5. Step 5: Solve for x
    x = 46,000.48/181.44
  6. Step 6: Final answer
    x = 253.53

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