Home / 198,200.08-273,514.68-107,553.76

Finding the Fourth Proportional to 198,200.08, 273,514.68 and 107,553.76

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Solution

The fourth proportional to 198,200.08, 273,514.68 and 107,553.76 is: 148,423.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,200.08 : 273,514.68 = 107,553.76 : x
  2. Step 2: Convert to fraction form
    198,200.08/273,514.68 = 107,553.76/x
  3. Step 3: Cross multiply
    198,200.08x = 273,514.68 × 107,553.76
  4. Step 4: Simplify right side
    198,200.08x = 29,417,532,249.20
  5. Step 5: Solve for x
    x = 29,417,532,249.20/198,200.08
  6. Step 6: Final answer
    x = 148,423.41

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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.