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Finding the Fourth Proportional to 174.53, 241.01 and 112.47

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Solution

The fourth proportional to 174.53, 241.01 and 112.47 is: 155.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.53 : 241.01 = 112.47 : x
  2. Step 2: Convert to fraction form
    174.53/241.01 = 112.47/x
  3. Step 3: Cross multiply
    174.53x = 241.01 × 112.47
  4. Step 4: Simplify right side
    174.53x = 27,106.39
  5. Step 5: Solve for x
    x = 27,106.39/174.53
  6. Step 6: Final answer
    x = 155.31

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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.