Home / 198,516.20-273,952.35-109,092.20

Finding the Fourth Proportional to 198,516.20, 273,952.35 and 109,092.20

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Solution

The fourth proportional to 198,516.20, 273,952.35 and 109,092.20 is: 150,547.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,516.20 : 273,952.35 = 109,092.20 : x
  2. Step 2: Convert to fraction form
    198,516.20/273,952.35 = 109,092.20/x
  3. Step 3: Cross multiply
    198,516.20x = 273,952.35 × 109,092.20
  4. Step 4: Simplify right side
    198,516.20x = 29,886,063,186.91
  5. Step 5: Solve for x
    x = 29,886,063,186.91/198,516.20
  6. Step 6: Final answer
    x = 150,547.23

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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.