Home / 198,252.40-273,588.58-107,608.38

Finding the Fourth Proportional to 198,252.40, 273,588.58 and 107,608.38

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Solution

The fourth proportional to 198,252.40, 273,588.58 and 107,608.38 is: 148,499.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,252.40 : 273,588.58 = 107,608.38 : x
  2. Step 2: Convert to fraction form
    198,252.40/273,588.58 = 107,608.38/x
  3. Step 3: Cross multiply
    198,252.40x = 273,588.58 × 107,608.38
  4. Step 4: Simplify right side
    198,252.40x = 29,440,423,880.30
  5. Step 5: Solve for x
    x = 29,440,423,880.30/198,252.40
  6. Step 6: Final answer
    x = 148,499.71

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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.