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Finding the Fourth Proportional to 40.33, 60.53 and 16.29

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Solution

The fourth proportional to 40.33, 60.53 and 16.29 is: 24.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.33 : 60.53 = 16.29 : x
  2. Step 2: Convert to fraction form
    40.33/60.53 = 16.29/x
  3. Step 3: Cross multiply
    40.33x = 60.53 × 16.29
  4. Step 4: Simplify right side
    40.33x = 986.03
  5. Step 5: Solve for x
    x = 986.03/40.33
  6. Step 6: Final answer
    x = 24.45

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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.