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Finding the Fourth Proportional to 177.16, 265.74 and 95.98

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Solution

The fourth proportional to 177.16, 265.74 and 95.98 is: 143.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.16 : 265.74 = 95.98 : x
  2. Step 2: Convert to fraction form
    177.16/265.74 = 95.98/x
  3. Step 3: Cross multiply
    177.16x = 265.74 × 95.98
  4. Step 4: Simplify right side
    177.16x = 25,505.73
  5. Step 5: Solve for x
    x = 25,505.73/177.16
  6. Step 6: Final answer
    x = 143.97

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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.