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Finding the Fourth Proportional to 177.50, 265 and 151.83

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Solution

The fourth proportional to 177.50, 265 and 151.83 is: 226.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.50 : 265 = 151.83 : x
  2. Step 2: Convert to fraction form
    177.50/265 = 151.83/x
  3. Step 3: Cross multiply
    177.50x = 265 × 151.83
  4. Step 4: Simplify right side
    177.50x = 40,234.95
  5. Step 5: Solve for x
    x = 40,234.95/177.50
  6. Step 6: Final answer
    x = 226.68

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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.