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Finding the Fourth Proportional to 177.54, 265.97 and 148.83

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Solution

The fourth proportional to 177.54, 265.97 and 148.83 is: 222.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.54 : 265.97 = 148.83 : x
  2. Step 2: Convert to fraction form
    177.54/265.97 = 148.83/x
  3. Step 3: Cross multiply
    177.54x = 265.97 × 148.83
  4. Step 4: Simplify right side
    177.54x = 39,583.69
  5. Step 5: Solve for x
    x = 39,583.69/177.54
  6. Step 6: Final answer
    x = 222.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.