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Finding the Fourth Proportional to 222.46, 333.75 and 114.32

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Solution

The fourth proportional to 222.46, 333.75 and 114.32 is: 171.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    222.46 : 333.75 = 114.32 : x
  2. Step 2: Convert to fraction form
    222.46/333.75 = 114.32/x
  3. Step 3: Cross multiply
    222.46x = 333.75 × 114.32
  4. Step 4: Simplify right side
    222.46x = 38,154.30
  5. Step 5: Solve for x
    x = 38,154.30/222.46
  6. Step 6: Final answer
    x = 171.51

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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.