Home / 53,849.80-80,786.32-16,408.90

Finding the Fourth Proportional to 53,849.80, 80,786.32 and 16,408.90

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Solution

The fourth proportional to 53,849.80, 80,786.32 and 16,408.90 is: 24,616.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,849.80 : 80,786.32 = 16,408.90 : x
  2. Step 2: Convert to fraction form
    53,849.80/80,786.32 = 16,408.90/x
  3. Step 3: Cross multiply
    53,849.80x = 80,786.32 × 16,408.90
  4. Step 4: Simplify right side
    53,849.80x = 1,325,614,646.25
  5. Step 5: Solve for x
    x = 1,325,614,646.25/53,849.80
  6. Step 6: Final answer
    x = 24,616.89

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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.