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Finding the Fourth Proportional to 24.77, 34.23 and 23.81

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Solution

The fourth proportional to 24.77, 34.23 and 23.81 is: 32.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.77 : 34.23 = 23.81 : x
  2. Step 2: Convert to fraction form
    24.77/34.23 = 23.81/x
  3. Step 3: Cross multiply
    24.77x = 34.23 × 23.81
  4. Step 4: Simplify right side
    24.77x = 814.85
  5. Step 5: Solve for x
    x = 814.85/24.77
  6. Step 6: Final answer
    x = 32.90

Related Problems

Find fourth proportional to 12.38, 17.12 and 11.90
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.