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Finding the Fourth Proportional to 181.97, 273.20 and 95.37

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Solution

The fourth proportional to 181.97, 273.20 and 95.37 is: 143.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.97 : 273.20 = 95.37 : x
  2. Step 2: Convert to fraction form
    181.97/273.20 = 95.37/x
  3. Step 3: Cross multiply
    181.97x = 273.20 × 95.37
  4. Step 4: Simplify right side
    181.97x = 26,054.30
  5. Step 5: Solve for x
    x = 26,054.30/181.97
  6. Step 6: Final answer
    x = 143.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.