Home / 49,860.99-74,769.57-18,674.37

Finding the Fourth Proportional to 49,860.99, 74,769.57 and 18,674.37

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Solution

The fourth proportional to 49,860.99, 74,769.57 and 18,674.37 is: 28,003.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,860.99 : 74,769.57 = 18,674.37 : x
  2. Step 2: Convert to fraction form
    49,860.99/74,769.57 = 18,674.37/x
  3. Step 3: Cross multiply
    49,860.99x = 74,769.57 × 18,674.37
  4. Step 4: Simplify right side
    49,860.99x = 1,396,274,614.92
  5. Step 5: Solve for x
    x = 1,396,274,614.92/49,860.99
  6. Step 6: Final answer
    x = 28,003.35

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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.