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Finding the Fourth Proportional to 181.32, 273.23 and 173.24

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Solution

The fourth proportional to 181.32, 273.23 and 173.24 is: 261.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.32 : 273.23 = 173.24 : x
  2. Step 2: Convert to fraction form
    181.32/273.23 = 173.24/x
  3. Step 3: Cross multiply
    181.32x = 273.23 × 173.24
  4. Step 4: Simplify right side
    181.32x = 47,334.37
  5. Step 5: Solve for x
    x = 47,334.37/181.32
  6. Step 6: Final answer
    x = 261.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.