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Finding the Fourth Proportional to 271.98, 375.24 and 167.01

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Solution

The fourth proportional to 271.98, 375.24 and 167.01 is: 230.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.98 : 375.24 = 167.01 : x
  2. Step 2: Convert to fraction form
    271.98/375.24 = 167.01/x
  3. Step 3: Cross multiply
    271.98x = 375.24 × 167.01
  4. Step 4: Simplify right side
    271.98x = 62,668.83
  5. Step 5: Solve for x
    x = 62,668.83/271.98
  6. Step 6: Final answer
    x = 230.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.