Home / 198,320.60-273,680.82-107,674.76

Finding the Fourth Proportional to 198,320.60, 273,680.82 and 107,674.76

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Solution

The fourth proportional to 198,320.60, 273,680.82 and 107,674.76 is: 148,590.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,320.60 : 273,680.82 = 107,674.76 : x
  2. Step 2: Convert to fraction form
    198,320.60/273,680.82 = 107,674.76/x
  3. Step 3: Cross multiply
    198,320.60x = 273,680.82 × 107,674.76
  4. Step 4: Simplify right side
    198,320.60x = 29,468,516,610.10
  5. Step 5: Solve for x
    x = 29,468,516,610.10/198,320.60
  6. Step 6: Final answer
    x = 148,590.30

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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.