Home / 57,728.72-86,596.44-16,178.96

Finding the Fourth Proportional to 57,728.72, 86,596.44 and 16,178.96

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Solution

The fourth proportional to 57,728.72, 86,596.44 and 16,178.96 is: 24,269.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,728.72 : 86,596.44 = 16,178.96 : x
  2. Step 2: Convert to fraction form
    57,728.72/86,596.44 = 16,178.96/x
  3. Step 3: Cross multiply
    57,728.72x = 86,596.44 × 16,178.96
  4. Step 4: Simplify right side
    57,728.72x = 1,401,040,338.90
  5. Step 5: Solve for x
    x = 1,401,040,338.90/57,728.72
  6. Step 6: Final answer
    x = 24,269.38

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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.