Home / 198,440.40-273,852.68-107,796.33

Finding the Fourth Proportional to 198,440.40, 273,852.68 and 107,796.33

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Solution

The fourth proportional to 198,440.40, 273,852.68 and 107,796.33 is: 148,761.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,440.40 : 273,852.68 = 107,796.33 : x
  2. Step 2: Convert to fraction form
    198,440.40/273,852.68 = 107,796.33/x
  3. Step 3: Cross multiply
    198,440.40x = 273,852.68 × 107,796.33
  4. Step 4: Simplify right side
    198,440.40x = 29,520,313,325.68
  5. Step 5: Solve for x
    x = 29,520,313,325.68/198,440.40
  6. Step 6: Final answer
    x = 148,761.61

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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.