Home / 198,205.73-273,525.92-107,562.48

Finding the Fourth Proportional to 198,205.73, 273,525.92 and 107,562.48

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Solution

The fourth proportional to 198,205.73, 273,525.92 and 107,562.48 is: 148,437.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,205.73 : 273,525.92 = 107,562.48 : x
  2. Step 2: Convert to fraction form
    198,205.73/273,525.92 = 107,562.48/x
  3. Step 3: Cross multiply
    198,205.73x = 273,525.92 × 107,562.48
  4. Step 4: Simplify right side
    198,205.73x = 29,421,126,299.48
  5. Step 5: Solve for x
    x = 29,421,126,299.48/198,205.73
  6. Step 6: Final answer
    x = 148,437.31

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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.