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Finding the Fourth Proportional to 194.58, 267.08 and 173.39

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Solution

The fourth proportional to 194.58, 267.08 and 173.39 is: 237.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.58 : 267.08 = 173.39 : x
  2. Step 2: Convert to fraction form
    194.58/267.08 = 173.39/x
  3. Step 3: Cross multiply
    194.58x = 267.08 × 173.39
  4. Step 4: Simplify right side
    194.58x = 46,306.80
  5. Step 5: Solve for x
    x = 46,306.80/194.58
  6. Step 6: Final answer
    x = 237.98

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.