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Finding the Fourth Proportional to 45.92, 68.91 and 24.26

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Solution

The fourth proportional to 45.92, 68.91 and 24.26 is: 36.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45.92 : 68.91 = 24.26 : x
  2. Step 2: Convert to fraction form
    45.92/68.91 = 24.26/x
  3. Step 3: Cross multiply
    45.92x = 68.91 × 24.26
  4. Step 4: Simplify right side
    45.92x = 1,671.93
  5. Step 5: Solve for x
    x = 1,671.93/45.92
  6. Step 6: Final answer
    x = 36.41

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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.