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Finding the Fourth Proportional to 24.99, 34.23 and 24.66

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Solution

The fourth proportional to 24.99, 34.23 and 24.66 is: 33.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.99 : 34.23 = 24.66 : x
  2. Step 2: Convert to fraction form
    24.99/34.23 = 24.66/x
  3. Step 3: Cross multiply
    24.99x = 34.23 × 24.66
  4. Step 4: Simplify right side
    24.99x = 844.11
  5. Step 5: Solve for x
    x = 844.11/24.99
  6. Step 6: Final answer
    x = 33.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.