Home / 198,212.41-273,524.38-113,335.03

Finding the Fourth Proportional to 198,212.41, 273,524.38 and 113,335.03

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Solution

The fourth proportional to 198,212.41, 273,524.38 and 113,335.03 is: 156,397.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,212.41 : 273,524.38 = 113,335.03 : x
  2. Step 2: Convert to fraction form
    198,212.41/273,524.38 = 113,335.03/x
  3. Step 3: Cross multiply
    198,212.41x = 273,524.38 × 113,335.03
  4. Step 4: Simplify right side
    198,212.41x = 30,999,893,813.03
  5. Step 5: Solve for x
    x = 30,999,893,813.03/198,212.41
  6. Step 6: Final answer
    x = 156,397.34

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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.