Home / 198,250.43-273,578.26-107,604.45

Finding the Fourth Proportional to 198,250.43, 273,578.26 and 107,604.45

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Solution

The fourth proportional to 198,250.43, 273,578.26 and 107,604.45 is: 148,490.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,250.43 : 273,578.26 = 107,604.45 : x
  2. Step 2: Convert to fraction form
    198,250.43/273,578.26 = 107,604.45/x
  3. Step 3: Cross multiply
    198,250.43x = 273,578.26 × 107,604.45
  4. Step 4: Simplify right side
    198,250.43x = 29,438,238,199.26
  5. Step 5: Solve for x
    x = 29,438,238,199.26/198,250.43
  6. Step 6: Final answer
    x = 148,490.16

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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.