Home / 198,817.22-274,375.35-113,950.70

Finding the Fourth Proportional to 198,817.22, 274,375.35 and 113,950.70

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Solution

The fourth proportional to 198,817.22, 274,375.35 and 113,950.70 is: 157,256.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,817.22 : 274,375.35 = 113,950.70 : x
  2. Step 2: Convert to fraction form
    198,817.22/274,375.35 = 113,950.70/x
  3. Step 3: Cross multiply
    198,817.22x = 274,375.35 × 113,950.70
  4. Step 4: Simplify right side
    198,817.22x = 31,265,263,195.25
  5. Step 5: Solve for x
    x = 31,265,263,195.25/198,817.22
  6. Step 6: Final answer
    x = 157,256.31

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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.