Home / 198,316.94-273,676.24-107,672.12

Finding the Fourth Proportional to 198,316.94, 273,676.24 and 107,672.12

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Solution

The fourth proportional to 198,316.94, 273,676.24 and 107,672.12 is: 148,586.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,316.94 : 273,676.24 = 107,672.12 : x
  2. Step 2: Convert to fraction form
    198,316.94/273,676.24 = 107,672.12/x
  3. Step 3: Cross multiply
    198,316.94x = 273,676.24 × 107,672.12
  4. Step 4: Simplify right side
    198,316.94x = 29,467,300,954.43
  5. Step 5: Solve for x
    x = 29,467,300,954.43/198,316.94
  6. Step 6: Final answer
    x = 148,586.91

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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.