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Finding the Fourth Proportional to 43.97, 60.69 and 29.46

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Solution

The fourth proportional to 43.97, 60.69 and 29.46 is: 40.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.97 : 60.69 = 29.46 : x
  2. Step 2: Convert to fraction form
    43.97/60.69 = 29.46/x
  3. Step 3: Cross multiply
    43.97x = 60.69 × 29.46
  4. Step 4: Simplify right side
    43.97x = 1,787.81
  5. Step 5: Solve for x
    x = 1,787.81/43.97
  6. Step 6: Final answer
    x = 40.66

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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.