Home / 198,059.98-273,322.90-107,415.92

Finding the Fourth Proportional to 198,059.98, 273,322.90 and 107,415.92

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Solution

The fourth proportional to 198,059.98, 273,322.90 and 107,415.92 is: 148,234.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,059.98 : 273,322.90 = 107,415.92 : x
  2. Step 2: Convert to fraction form
    198,059.98/273,322.90 = 107,415.92/x
  3. Step 3: Cross multiply
    198,059.98x = 273,322.90 × 107,415.92
  4. Step 4: Simplify right side
    198,059.98x = 29,359,230,760.57
  5. Step 5: Solve for x
    x = 29,359,230,760.57/198,059.98
  6. Step 6: Final answer
    x = 148,234.04

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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.