Home / 199,748.31-275,651.03-109,104.33

Finding the Fourth Proportional to 199,748.31, 275,651.03 and 109,104.33

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Solution

The fourth proportional to 199,748.31, 275,651.03 and 109,104.33 is: 150,563.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,748.31 : 275,651.03 = 109,104.33 : x
  2. Step 2: Convert to fraction form
    199,748.31/275,651.03 = 109,104.33/x
  3. Step 3: Cross multiply
    199,748.31x = 275,651.03 × 109,104.33
  4. Step 4: Simplify right side
    199,748.31x = 30,074,722,248.41
  5. Step 5: Solve for x
    x = 30,074,722,248.41/199,748.31
  6. Step 6: Final answer
    x = 150,563.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.