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Finding the Fourth Proportional to 178.56, 244.73 and 176.50

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Solution

The fourth proportional to 178.56, 244.73 and 176.50 is: 241.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178.56 : 244.73 = 176.50 : x
  2. Step 2: Convert to fraction form
    178.56/244.73 = 176.50/x
  3. Step 3: Cross multiply
    178.56x = 244.73 × 176.50
  4. Step 4: Simplify right side
    178.56x = 43,194.85
  5. Step 5: Solve for x
    x = 43,194.85/178.56
  6. Step 6: Final answer
    x = 241.91

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.