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Finding the Fourth Proportional to 222.04, 332.66 and 119.08

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Solution

The fourth proportional to 222.04, 332.66 and 119.08 is: 178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222.04 : 332.66 = 119.08 : x
  2. Step 2: Convert to fraction form
    222.04/332.66 = 119.08/x
  3. Step 3: Cross multiply
    222.04x = 332.66 × 119.08
  4. Step 4: Simplify right side
    222.04x = 39,613.15
  5. Step 5: Solve for x
    x = 39,613.15/222.04
  6. Step 6: Final answer
    x = 178.41

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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.