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Finding the Fourth Proportional to 176.97, 264.94 and 108.28

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Solution

The fourth proportional to 176.97, 264.94 and 108.28 is: 162.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.97 : 264.94 = 108.28 : x
  2. Step 2: Convert to fraction form
    176.97/264.94 = 108.28/x
  3. Step 3: Cross multiply
    176.97x = 264.94 × 108.28
  4. Step 4: Simplify right side
    176.97x = 28,687.52
  5. Step 5: Solve for x
    x = 28,687.52/176.97
  6. Step 6: Final answer
    x = 162.11

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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.