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Finding the Fourth Proportional to 177.63, 265.26 and 168.33

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Solution

The fourth proportional to 177.63, 265.26 and 168.33 is: 251.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.63 : 265.26 = 168.33 : x
  2. Step 2: Convert to fraction form
    177.63/265.26 = 168.33/x
  3. Step 3: Cross multiply
    177.63x = 265.26 × 168.33
  4. Step 4: Simplify right side
    177.63x = 44,651.22
  5. Step 5: Solve for x
    x = 44,651.22/177.63
  6. Step 6: Final answer
    x = 251.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.