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Finding the Fourth Proportional to 181.73, 272.44 and 59.96

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Solution

The fourth proportional to 181.73, 272.44 and 59.96 is: 89.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.73 : 272.44 = 59.96 : x
  2. Step 2: Convert to fraction form
    181.73/272.44 = 59.96/x
  3. Step 3: Cross multiply
    181.73x = 272.44 × 59.96
  4. Step 4: Simplify right side
    181.73x = 16,335.50
  5. Step 5: Solve for x
    x = 16,335.50/181.73
  6. Step 6: Final answer
    x = 89.89

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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.