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Finding the Fourth Proportional to 271.02, 373.99 and 166.11

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Solution

The fourth proportional to 271.02, 373.99 and 166.11 is: 229.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.02 : 373.99 = 166.11 : x
  2. Step 2: Convert to fraction form
    271.02/373.99 = 166.11/x
  3. Step 3: Cross multiply
    271.02x = 373.99 × 166.11
  4. Step 4: Simplify right side
    271.02x = 62,123.48
  5. Step 5: Solve for x
    x = 62,123.48/271.02
  6. Step 6: Final answer
    x = 229.22

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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.