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Finding the Fourth Proportional to 43.70, 60.28 and 32.02

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Solution

The fourth proportional to 43.70, 60.28 and 32.02 is: 44.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.70 : 60.28 = 32.02 : x
  2. Step 2: Convert to fraction form
    43.70/60.28 = 32.02/x
  3. Step 3: Cross multiply
    43.70x = 60.28 × 32.02
  4. Step 4: Simplify right side
    43.70x = 1,930.10
  5. Step 5: Solve for x
    x = 1,930.10/43.70
  6. Step 6: Final answer
    x = 44.17

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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.