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Finding the Fourth Proportional to 177.52, 265.93 and 108.84

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Solution

The fourth proportional to 177.52, 265.93 and 108.84 is: 163.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.52 : 265.93 = 108.84 : x
  2. Step 2: Convert to fraction form
    177.52/265.93 = 108.84/x
  3. Step 3: Cross multiply
    177.52x = 265.93 × 108.84
  4. Step 4: Simplify right side
    177.52x = 28,942.49
  5. Step 5: Solve for x
    x = 28,942.49/177.52
  6. Step 6: Final answer
    x = 163.04

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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.