Home / 198,250.56-273,578.40-113,365.44

Finding the Fourth Proportional to 198,250.56, 273,578.40 and 113,365.44

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Solution

The fourth proportional to 198,250.56, 273,578.40 and 113,365.44 is: 156,440.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,250.56 : 273,578.40 = 113,365.44 : x
  2. Step 2: Convert to fraction form
    198,250.56/273,578.40 = 113,365.44/x
  3. Step 3: Cross multiply
    198,250.56x = 273,578.40 × 113,365.44
  4. Step 4: Simplify right side
    198,250.56x = 31,014,335,690.50
  5. Step 5: Solve for x
    x = 31,014,335,690.50/198,250.56
  6. Step 6: Final answer
    x = 156,440.09

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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.