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Finding the Fourth Proportional to 175.07, 241.47 and 125.27

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Solution

The fourth proportional to 175.07, 241.47 and 125.27 is: 172.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.07 : 241.47 = 125.27 : x
  2. Step 2: Convert to fraction form
    175.07/241.47 = 125.27/x
  3. Step 3: Cross multiply
    175.07x = 241.47 × 125.27
  4. Step 4: Simplify right side
    175.07x = 30,249.55
  5. Step 5: Solve for x
    x = 30,249.55/175.07
  6. Step 6: Final answer
    x = 172.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.