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Finding the Fourth Proportional to 23.83, 35.46 and 23.43

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Solution

The fourth proportional to 23.83, 35.46 and 23.43 is: 34.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.83 : 35.46 = 23.43 : x
  2. Step 2: Convert to fraction form
    23.83/35.46 = 23.43/x
  3. Step 3: Cross multiply
    23.83x = 35.46 × 23.43
  4. Step 4: Simplify right side
    23.83x = 830.83
  5. Step 5: Solve for x
    x = 830.83/23.83
  6. Step 6: Final answer
    x = 34.86

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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.