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Finding the Fourth Proportional to 175.95, 244.40 and 170.82

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Solution

The fourth proportional to 175.95, 244.40 and 170.82 is: 237.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.95 : 244.40 = 170.82 : x
  2. Step 2: Convert to fraction form
    175.95/244.40 = 170.82/x
  3. Step 3: Cross multiply
    175.95x = 244.40 × 170.82
  4. Step 4: Simplify right side
    175.95x = 41,747.55
  5. Step 5: Solve for x
    x = 41,747.55/175.95
  6. Step 6: Final answer
    x = 237.27

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.