Home / 198,250.44-273,589.70-112,209.44

Finding the Fourth Proportional to 198,250.44, 273,589.70 and 112,209.44

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Solution

The fourth proportional to 198,250.44, 273,589.70 and 112,209.44 is: 154,851.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,250.44 : 273,589.70 = 112,209.44 : x
  2. Step 2: Convert to fraction form
    198,250.44/273,589.70 = 112,209.44/x
  3. Step 3: Cross multiply
    198,250.44x = 273,589.70 × 112,209.44
  4. Step 4: Simplify right side
    198,250.44x = 30,699,347,026.77
  5. Step 5: Solve for x
    x = 30,699,347,026.77/198,250.44
  6. Step 6: Final answer
    x = 154,851.34

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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.