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Finding the Fourth Proportional to 52.44, 72.27 and 46.23

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Solution

The fourth proportional to 52.44, 72.27 and 46.23 is: 63.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52.44 : 72.27 = 46.23 : x
  2. Step 2: Convert to fraction form
    52.44/72.27 = 46.23/x
  3. Step 3: Cross multiply
    52.44x = 72.27 × 46.23
  4. Step 4: Simplify right side
    52.44x = 3,341.04
  5. Step 5: Solve for x
    x = 3,341.04/52.44
  6. Step 6: Final answer
    x = 63.71

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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.