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Finding the Fourth Proportional to 177.37, 244.88 and 118.44

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Solution

The fourth proportional to 177.37, 244.88 and 118.44 is: 163.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.37 : 244.88 = 118.44 : x
  2. Step 2: Convert to fraction form
    177.37/244.88 = 118.44/x
  3. Step 3: Cross multiply
    177.37x = 244.88 × 118.44
  4. Step 4: Simplify right side
    177.37x = 29,003.59
  5. Step 5: Solve for x
    x = 29,003.59/177.37
  6. Step 6: Final answer
    x = 163.52

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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.