Home / 267,845.83-401,757.23-80,851.75

Finding the Fourth Proportional to 267,845.83, 401,757.23 and 80,851.75

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Solution

The fourth proportional to 267,845.83, 401,757.23 and 80,851.75 is: 121,274.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,845.83 : 401,757.23 = 80,851.75 : x
  2. Step 2: Convert to fraction form
    267,845.83/401,757.23 = 80,851.75/x
  3. Step 3: Cross multiply
    267,845.83x = 401,757.23 × 80,851.75
  4. Step 4: Simplify right side
    267,845.83x = 32,482,774,716.39
  5. Step 5: Solve for x
    x = 32,482,774,716.39/267,845.83
  6. Step 6: Final answer
    x = 121,274.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.