Home / 267,508.98-401,265-67,829.76

Finding the Fourth Proportional to 267,508.98, 401,265 and 67,829.76

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Solution

The fourth proportional to 267,508.98, 401,265 and 67,829.76 is: 101,745.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,508.98 : 401,265 = 67,829.76 : x
  2. Step 2: Convert to fraction form
    267,508.98/401,265 = 67,829.76/x
  3. Step 3: Cross multiply
    267,508.98x = 401,265 × 67,829.76
  4. Step 4: Simplify right side
    267,508.98x = 27,217,708,646.40
  5. Step 5: Solve for x
    x = 27,217,708,646.40/267,508.98
  6. Step 6: Final answer
    x = 101,745.03

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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.