Home / 198,219.83-273,543.57-107,575.83

Finding the Fourth Proportional to 198,219.83, 273,543.57 and 107,575.83

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Solution

The fourth proportional to 198,219.83, 273,543.57 and 107,575.83 is: 148,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,219.83 : 273,543.57 = 107,575.83 : x
  2. Step 2: Convert to fraction form
    198,219.83/273,543.57 = 107,575.83/x
  3. Step 3: Cross multiply
    198,219.83x = 273,543.57 × 107,575.83
  4. Step 4: Simplify right side
    198,219.83x = 29,426,676,583.91
  5. Step 5: Solve for x
    x = 29,426,676,583.91/198,219.83
  6. Step 6: Final answer
    x = 148,454.76

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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.