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Finding the Fourth Proportional to 178.08, 267.27 and 95.88

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Solution

The fourth proportional to 178.08, 267.27 and 95.88 is: 143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178.08 : 267.27 = 95.88 : x
  2. Step 2: Convert to fraction form
    178.08/267.27 = 95.88/x
  3. Step 3: Cross multiply
    178.08x = 267.27 × 95.88
  4. Step 4: Simplify right side
    178.08x = 25,624.51
  5. Step 5: Solve for x
    x = 25,624.51/178.08
  6. Step 6: Final answer
    x = 143.90

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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.