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Finding the Fourth Proportional to 44.60, 66.84 and 34.37

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Solution

The fourth proportional to 44.60, 66.84 and 34.37 is: 51.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.60 : 66.84 = 34.37 : x
  2. Step 2: Convert to fraction form
    44.60/66.84 = 34.37/x
  3. Step 3: Cross multiply
    44.60x = 66.84 × 34.37
  4. Step 4: Simplify right side
    44.60x = 2,297.29
  5. Step 5: Solve for x
    x = 2,297.29/44.60
  6. Step 6: Final answer
    x = 51.51

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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.