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Finding the Fourth Proportional to 213.01, 293.92 and 119.76

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Solution

The fourth proportional to 213.01, 293.92 and 119.76 is: 165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    213.01 : 293.92 = 119.76 : x
  2. Step 2: Convert to fraction form
    213.01/293.92 = 119.76/x
  3. Step 3: Cross multiply
    213.01x = 293.92 × 119.76
  4. Step 4: Simplify right side
    213.01x = 35,198.46
  5. Step 5: Solve for x
    x = 35,198.46/213.01
  6. Step 6: Final answer
    x = 165.25

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