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Finding the Fourth Proportional to 179.96, 248.54 and 173.07

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Solution

The fourth proportional to 179.96, 248.54 and 173.07 is: 239.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.96 : 248.54 = 173.07 : x
  2. Step 2: Convert to fraction form
    179.96/248.54 = 173.07/x
  3. Step 3: Cross multiply
    179.96x = 248.54 × 173.07
  4. Step 4: Simplify right side
    179.96x = 43,013.95
  5. Step 5: Solve for x
    x = 43,013.95/179.96
  6. Step 6: Final answer
    x = 239.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.