Home / 198,240.82-273,569.74-107,600.20

Finding the Fourth Proportional to 198,240.82, 273,569.74 and 107,600.20

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Solution

The fourth proportional to 198,240.82, 273,569.74 and 107,600.20 is: 148,486.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,240.82 : 273,569.74 = 107,600.20 : x
  2. Step 2: Convert to fraction form
    198,240.82/273,569.74 = 107,600.20/x
  3. Step 3: Cross multiply
    198,240.82x = 273,569.74 × 107,600.20
  4. Step 4: Simplify right side
    198,240.82x = 29,436,157,785.02
  5. Step 5: Solve for x
    x = 29,436,157,785.02/198,240.82
  6. Step 6: Final answer
    x = 148,486.87

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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.