Home / 267,639.56-401,459.52-67,974.92

Finding the Fourth Proportional to 267,639.56, 401,459.52 and 67,974.92

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Solution

The fourth proportional to 267,639.56, 401,459.52 and 67,974.92 is: 101,962.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,639.56 : 401,459.52 = 67,974.92 : x
  2. Step 2: Convert to fraction form
    267,639.56/401,459.52 = 67,974.92/x
  3. Step 3: Cross multiply
    267,639.56x = 401,459.52 × 67,974.92
  4. Step 4: Simplify right side
    267,639.56x = 27,289,178,755.24
  5. Step 5: Solve for x
    x = 27,289,178,755.24/267,639.56
  6. Step 6: Final answer
    x = 101,962.43

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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.