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Finding the Fourth Proportional to 222.04, 333.15 and 125.92

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Solution

The fourth proportional to 222.04, 333.15 and 125.92 is: 188.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    222.04 : 333.15 = 125.92 : x
  2. Step 2: Convert to fraction form
    222.04/333.15 = 125.92/x
  3. Step 3: Cross multiply
    222.04x = 333.15 × 125.92
  4. Step 4: Simplify right side
    222.04x = 41,950.25
  5. Step 5: Solve for x
    x = 41,950.25/222.04
  6. Step 6: Final answer
    x = 188.93

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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.