Home / 123,626.68-170,604.66-67,037.96

Finding the Fourth Proportional to 123,626.68, 170,604.66 and 67,037.96

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Solution

The fourth proportional to 123,626.68, 170,604.66 and 67,037.96 is: 92,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,626.68 : 170,604.66 = 67,037.96 : x
  2. Step 2: Convert to fraction form
    123,626.68/170,604.66 = 67,037.96/x
  3. Step 3: Cross multiply
    123,626.68x = 170,604.66 × 67,037.96
  4. Step 4: Simplify right side
    123,626.68x = 11,436,988,372.89
  5. Step 5: Solve for x
    x = 11,436,988,372.89/123,626.68
  6. Step 6: Final answer
    x = 92,512.30

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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.