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Finding the Fourth Proportional to 223.03, 334.49 and 60.67

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Solution

The fourth proportional to 223.03, 334.49 and 60.67 is: 90.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.03 : 334.49 = 60.67 : x
  2. Step 2: Convert to fraction form
    223.03/334.49 = 60.67/x
  3. Step 3: Cross multiply
    223.03x = 334.49 × 60.67
  4. Step 4: Simplify right side
    223.03x = 20,293.20
  5. Step 5: Solve for x
    x = 20,293.20/223.03
  6. Step 6: Final answer
    x = 90.99

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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.