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Finding the Fourth Proportional to 222.10, 332.73 and 119.23

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Solution

The fourth proportional to 222.10, 332.73 and 119.23 is: 178.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    222.10 : 332.73 = 119.23 : x
  2. Step 2: Convert to fraction form
    222.10/332.73 = 119.23/x
  3. Step 3: Cross multiply
    222.10x = 332.73 × 119.23
  4. Step 4: Simplify right side
    222.10x = 39,671.40
  5. Step 5: Solve for x
    x = 39,671.40/222.10
  6. Step 6: Final answer
    x = 178.62

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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.