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Finding the Fourth Proportional to 234.01, 323 and 160.30

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Solution

The fourth proportional to 234.01, 323 and 160.30 is: 221.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.01 : 323 = 160.30 : x
  2. Step 2: Convert to fraction form
    234.01/323 = 160.30/x
  3. Step 3: Cross multiply
    234.01x = 323 × 160.30
  4. Step 4: Simplify right side
    234.01x = 51,776.90
  5. Step 5: Solve for x
    x = 51,776.90/234.01
  6. Step 6: Final answer
    x = 221.26

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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.