Home / 39,914.42-59,816.00-20,169.92

Finding the Fourth Proportional to 39,914.42, 59,816.00 and 20,169.92

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Solution

The fourth proportional to 39,914.42, 59,816.00 and 20,169.92 is: 30,226.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,914.42 : 59,816.00 = 20,169.92 : x
  2. Step 2: Convert to fraction form
    39,914.42/59,816.00 = 20,169.92/x
  3. Step 3: Cross multiply
    39,914.42x = 59,816.00 × 20,169.92
  4. Step 4: Simplify right side
    39,914.42x = 1,206,484,134.68
  5. Step 5: Solve for x
    x = 1,206,484,134.68/39,914.42
  6. Step 6: Final answer
    x = 30,226.78

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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.