Home / 67,137.68-100,741.82-29,723.64

Finding the Fourth Proportional to 67,137.68, 100,741.82 and 29,723.64

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Solution

The fourth proportional to 67,137.68, 100,741.82 and 29,723.64 is: 44,601.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,137.68 : 100,741.82 = 29,723.64 : x
  2. Step 2: Convert to fraction form
    67,137.68/100,741.82 = 29,723.64/x
  3. Step 3: Cross multiply
    67,137.68x = 100,741.82 × 29,723.64
  4. Step 4: Simplify right side
    67,137.68x = 2,994,413,442.01
  5. Step 5: Solve for x
    x = 2,994,413,442.01/67,137.68
  6. Step 6: Final answer
    x = 44,601.09

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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.