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Finding the Fourth Proportional to 176.49, 265.11 and 167.76

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Solution

The fourth proportional to 176.49, 265.11 and 167.76 is: 252.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.49 : 265.11 = 167.76 : x
  2. Step 2: Convert to fraction form
    176.49/265.11 = 167.76/x
  3. Step 3: Cross multiply
    176.49x = 265.11 × 167.76
  4. Step 4: Simplify right side
    176.49x = 44,474.85
  5. Step 5: Solve for x
    x = 44,474.85/176.49
  6. Step 6: Final answer
    x = 252.00

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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.