Home / 198,241.82-273,571.12-107,601.20

Finding the Fourth Proportional to 198,241.82, 273,571.12 and 107,601.20

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Solution

The fourth proportional to 198,241.82, 273,571.12 and 107,601.20 is: 148,488.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,241.82 : 273,571.12 = 107,601.20 : x
  2. Step 2: Convert to fraction form
    198,241.82/273,571.12 = 107,601.20/x
  3. Step 3: Cross multiply
    198,241.82x = 273,571.12 × 107,601.20
  4. Step 4: Simplify right side
    198,241.82x = 29,436,580,797.34
  5. Step 5: Solve for x
    x = 29,436,580,797.34/198,241.82
  6. Step 6: Final answer
    x = 148,488.25

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1.5x scale

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.