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Finding the Fourth Proportional to 235.56, 353.02 and 167.08

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Solution

The fourth proportional to 235.56, 353.02 and 167.08 is: 250.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.56 : 353.02 = 167.08 : x
  2. Step 2: Convert to fraction form
    235.56/353.02 = 167.08/x
  3. Step 3: Cross multiply
    235.56x = 353.02 × 167.08
  4. Step 4: Simplify right side
    235.56x = 58,982.58
  5. Step 5: Solve for x
    x = 58,982.58/235.56
  6. Step 6: Final answer
    x = 250.39

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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.