Home / 198,200.06-273,514.70-107,553.72

Finding the Fourth Proportional to 198,200.06, 273,514.70 and 107,553.72

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Solution

The fourth proportional to 198,200.06, 273,514.70 and 107,553.72 is: 148,423.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,200.06 : 273,514.70 = 107,553.72 : x
  2. Step 2: Convert to fraction form
    198,200.06/273,514.70 = 107,553.72/x
  3. Step 3: Cross multiply
    198,200.06x = 273,514.70 × 107,553.72
  4. Step 4: Simplify right side
    198,200.06x = 29,417,523,459.68
  5. Step 5: Solve for x
    x = 29,417,523,459.68/198,200.06
  6. Step 6: Final answer
    x = 148,423.38

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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.