Home / 50,198.28-75,320.40-21,743.93

Finding the Fourth Proportional to 50,198.28, 75,320.40 and 21,743.93

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Solution

The fourth proportional to 50,198.28, 75,320.40 and 21,743.93 is: 32,625.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,198.28 : 75,320.40 = 21,743.93 : x
  2. Step 2: Convert to fraction form
    50,198.28/75,320.40 = 21,743.93/x
  3. Step 3: Cross multiply
    50,198.28x = 75,320.40 × 21,743.93
  4. Step 4: Simplify right side
    50,198.28x = 1,637,761,370.25
  5. Step 5: Solve for x
    x = 1,637,761,370.25/50,198.28
  6. Step 6: Final answer
    x = 32,625.85

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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.