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Finding the Fourth Proportional to 46.93, 70.37 and 32.49

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Solution

The fourth proportional to 46.93, 70.37 and 32.49 is: 48.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.93 : 70.37 = 32.49 : x
  2. Step 2: Convert to fraction form
    46.93/70.37 = 32.49/x
  3. Step 3: Cross multiply
    46.93x = 70.37 × 32.49
  4. Step 4: Simplify right side
    46.93x = 2,286.16
  5. Step 5: Solve for x
    x = 2,286.16/46.93
  6. Step 6: Final answer
    x = 48.71

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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.