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Finding the Fourth Proportional to 52.34, 72.23 and 44.19

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Solution

The fourth proportional to 52.34, 72.23 and 44.19 is: 60.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52.34 : 72.23 = 44.19 : x
  2. Step 2: Convert to fraction form
    52.34/72.23 = 44.19/x
  3. Step 3: Cross multiply
    52.34x = 72.23 × 44.19
  4. Step 4: Simplify right side
    52.34x = 3,191.62
  5. Step 5: Solve for x
    x = 3,191.62/52.34
  6. Step 6: Final answer
    x = 60.98

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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.