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Finding the Fourth Proportional to 46.34, 69.42 and 23.49

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Solution

The fourth proportional to 46.34, 69.42 and 23.49 is: 35.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.34 : 69.42 = 23.49 : x
  2. Step 2: Convert to fraction form
    46.34/69.42 = 23.49/x
  3. Step 3: Cross multiply
    46.34x = 69.42 × 23.49
  4. Step 4: Simplify right side
    46.34x = 1,630.76
  5. Step 5: Solve for x
    x = 1,630.76/46.34
  6. Step 6: Final answer
    x = 35.19

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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.