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Finding the Fourth Proportional to 40.09, 60.14 and 22.02

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Solution

The fourth proportional to 40.09, 60.14 and 22.02 is: 33.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.09 : 60.14 = 22.02 : x
  2. Step 2: Convert to fraction form
    40.09/60.14 = 22.02/x
  3. Step 3: Cross multiply
    40.09x = 60.14 × 22.02
  4. Step 4: Simplify right side
    40.09x = 1,323.87
  5. Step 5: Solve for x
    x = 1,323.87/40.09
  6. Step 6: Final answer
    x = 33.02

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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.