Home / 49,277.28-73,920.01-21,198.03

Finding the Fourth Proportional to 49,277.28, 73,920.01 and 21,198.03

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Solution

The fourth proportional to 49,277.28, 73,920.01 and 21,198.03 is: 31,798.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,277.28 : 73,920.01 = 21,198.03 : x
  2. Step 2: Convert to fraction form
    49,277.28/73,920.01 = 21,198.03/x
  3. Step 3: Cross multiply
    49,277.28x = 73,920.01 × 21,198.03
  4. Step 4: Simplify right side
    49,277.28x = 1,566,958,589.58
  5. Step 5: Solve for x
    x = 1,566,958,589.58/49,277.28
  6. Step 6: Final answer
    x = 31,798.80

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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.