Home / 198,211.41-273,523.01-113,334.03

Finding the Fourth Proportional to 198,211.41, 273,523.01 and 113,334.03

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Solution

The fourth proportional to 198,211.41, 273,523.01 and 113,334.03 is: 156,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,211.41 : 273,523.01 = 113,334.03 : x
  2. Step 2: Convert to fraction form
    198,211.41/273,523.01 = 113,334.03/x
  3. Step 3: Cross multiply
    198,211.41x = 273,523.01 × 113,334.03
  4. Step 4: Simplify right side
    198,211.41x = 30,999,464,454.36
  5. Step 5: Solve for x
    x = 30,999,464,454.36/198,211.41
  6. Step 6: Final answer
    x = 156,395.96

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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.