Home / 123,626.24-170,605.29-67,037.61

Finding the Fourth Proportional to 123,626.24, 170,605.29 and 67,037.61

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Solution

The fourth proportional to 123,626.24, 170,605.29 and 67,037.61 is: 92,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,626.24 : 170,605.29 = 67,037.61 : x
  2. Step 2: Convert to fraction form
    123,626.24/170,605.29 = 67,037.61/x
  3. Step 3: Cross multiply
    123,626.24x = 170,605.29 × 67,037.61
  4. Step 4: Simplify right side
    123,626.24x = 11,436,970,894.96
  5. Step 5: Solve for x
    x = 11,436,970,894.96/123,626.24
  6. Step 6: Final answer
    x = 92,512.49

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1.5x scale

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.