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Finding the Fourth Proportional to 43.70, 60.31 and 24.29

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Solution

The fourth proportional to 43.70, 60.31 and 24.29 is: 33.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.70 : 60.31 = 24.29 : x
  2. Step 2: Convert to fraction form
    43.70/60.31 = 24.29/x
  3. Step 3: Cross multiply
    43.70x = 60.31 × 24.29
  4. Step 4: Simplify right side
    43.70x = 1,465.09
  5. Step 5: Solve for x
    x = 1,465.09/43.70
  6. Step 6: Final answer
    x = 33.53

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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.