Home / 198,233.15-273,562.02-107,589.12

Finding the Fourth Proportional to 198,233.15, 273,562.02 and 107,589.12

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Solution

The fourth proportional to 198,233.15, 273,562.02 and 107,589.12 is: 148,473.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,233.15 : 273,562.02 = 107,589.12 : x
  2. Step 2: Convert to fraction form
    198,233.15/273,562.02 = 107,589.12/x
  3. Step 3: Cross multiply
    198,233.15x = 273,562.02 × 107,589.12
  4. Step 4: Simplify right side
    198,233.15x = 29,432,295,769.64
  5. Step 5: Solve for x
    x = 29,432,295,769.64/198,233.15
  6. Step 6: Final answer
    x = 148,473.13

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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.