Home / 49,964.42-74,944.84-12,524.80

Finding the Fourth Proportional to 49,964.42, 74,944.84 and 12,524.80

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Solution

The fourth proportional to 49,964.42, 74,944.84 and 12,524.80 is: 18,786.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,964.42 : 74,944.84 = 12,524.80 : x
  2. Step 2: Convert to fraction form
    49,964.42/74,944.84 = 12,524.80/x
  3. Step 3: Cross multiply
    49,964.42x = 74,944.84 × 12,524.80
  4. Step 4: Simplify right side
    49,964.42x = 938,668,694.68
  5. Step 5: Solve for x
    x = 938,668,694.68/49,964.42
  6. Step 6: Final answer
    x = 18,786.74

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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.