Home / 41,769-62,647.44-12,178.92

Finding the Fourth Proportional to 41,769, 62,647.44 and 12,178.92

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Solution

The fourth proportional to 41,769, 62,647.44 and 12,178.92 is: 18,266.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,769 : 62,647.44 = 12,178.92 : x
  2. Step 2: Convert to fraction form
    41,769/62,647.44 = 12,178.92/x
  3. Step 3: Cross multiply
    41,769x = 62,647.44 × 12,178.92
  4. Step 4: Simplify right side
    41,769x = 762,978,159.96
  5. Step 5: Solve for x
    x = 762,978,159.96/41,769
  6. Step 6: Final answer
    x = 18,266.61

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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.