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Finding the Fourth Proportional to 40.08, 60.13 and 16.03

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Solution

The fourth proportional to 40.08, 60.13 and 16.03 is: 24.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.08 : 60.13 = 16.03 : x
  2. Step 2: Convert to fraction form
    40.08/60.13 = 16.03/x
  3. Step 3: Cross multiply
    40.08x = 60.13 × 16.03
  4. Step 4: Simplify right side
    40.08x = 963.89
  5. Step 5: Solve for x
    x = 963.89/40.08
  6. Step 6: Final answer
    x = 24.05

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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.