Home / 198,326.34-273,690.18-108,902.34

Finding the Fourth Proportional to 198,326.34, 273,690.18 and 108,902.34

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Solution

The fourth proportional to 198,326.34, 273,690.18 and 108,902.34 is: 150,285.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,326.34 : 273,690.18 = 108,902.34 : x
  2. Step 2: Convert to fraction form
    198,326.34/273,690.18 = 108,902.34/x
  3. Step 3: Cross multiply
    198,326.34x = 273,690.18 × 108,902.34
  4. Step 4: Simplify right side
    198,326.34x = 29,805,501,037.02
  5. Step 5: Solve for x
    x = 29,805,501,037.02/198,326.34
  6. Step 6: Final answer
    x = 150,285.14

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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.