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Finding the Fourth Proportional to 177.33, 244.11 and 160.93

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Solution

The fourth proportional to 177.33, 244.11 and 160.93 is: 221.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.33 : 244.11 = 160.93 : x
  2. Step 2: Convert to fraction form
    177.33/244.11 = 160.93/x
  3. Step 3: Cross multiply
    177.33x = 244.11 × 160.93
  4. Step 4: Simplify right side
    177.33x = 39,284.62
  5. Step 5: Solve for x
    x = 39,284.62/177.33
  6. Step 6: Final answer
    x = 221.53

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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.