Home / 198,233.07-273,561.90-107,589.03

Finding the Fourth Proportional to 198,233.07, 273,561.90 and 107,589.03

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Solution

The fourth proportional to 198,233.07, 273,561.90 and 107,589.03 is: 148,473.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,233.07 : 273,561.90 = 107,589.03 : x
  2. Step 2: Convert to fraction form
    198,233.07/273,561.90 = 107,589.03/x
  3. Step 3: Cross multiply
    198,233.07x = 273,561.90 × 107,589.03
  4. Step 4: Simplify right side
    198,233.07x = 29,432,259,465.96
  5. Step 5: Solve for x
    x = 29,432,259,465.96/198,233.07
  6. Step 6: Final answer
    x = 148,473.00

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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.