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Finding the Fourth Proportional to 241.22, 361.60 and 125.66

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Solution

The fourth proportional to 241.22, 361.60 and 125.66 is: 188.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.22 : 361.60 = 125.66 : x
  2. Step 2: Convert to fraction form
    241.22/361.60 = 125.66/x
  3. Step 3: Cross multiply
    241.22x = 361.60 × 125.66
  4. Step 4: Simplify right side
    241.22x = 45,438.66
  5. Step 5: Solve for x
    x = 45,438.66/241.22
  6. Step 6: Final answer
    x = 188.37

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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.