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Finding the Fourth Proportional to 151.50, 226.99 and 63.46

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Solution

The fourth proportional to 151.50, 226.99 and 63.46 is: 95.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.50 : 226.99 = 63.46 : x
  2. Step 2: Convert to fraction form
    151.50/226.99 = 63.46/x
  3. Step 3: Cross multiply
    151.50x = 226.99 × 63.46
  4. Step 4: Simplify right side
    151.50x = 14,404.63
  5. Step 5: Solve for x
    x = 14,404.63/151.50
  6. Step 6: Final answer
    x = 95.08

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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.