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Finding the Fourth Proportional to 39,408.92, 59,062.04 and 16,008

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Solution

The fourth proportional to 39,408.92, 59,062.04 and 16,008 is: 23,991.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,408.92 : 59,062.04 = 16,008 : x
  2. Step 2: Convert to fraction form
    39,408.92/59,062.04 = 16,008/x
  3. Step 3: Cross multiply
    39,408.92x = 59,062.04 × 16,008
  4. Step 4: Simplify right side
    39,408.92x = 945,465,136.32
  5. Step 5: Solve for x
    x = 945,465,136.32/39,408.92
  6. Step 6: Final answer
    x = 23,991.15

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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.