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Finding the Fourth Proportional to 181.95, 272.97 and 160.52

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Solution

The fourth proportional to 181.95, 272.97 and 160.52 is: 240.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.95 : 272.97 = 160.52 : x
  2. Step 2: Convert to fraction form
    181.95/272.97 = 160.52/x
  3. Step 3: Cross multiply
    181.95x = 272.97 × 160.52
  4. Step 4: Simplify right side
    181.95x = 43,815.78
  5. Step 5: Solve for x
    x = 43,815.78/181.95
  6. Step 6: Final answer
    x = 240.82

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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.