Home / 123,757.03-170,785.16-67,168.41

Finding the Fourth Proportional to 123,757.03, 170,785.16 and 67,168.41

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Solution

The fourth proportional to 123,757.03, 170,785.16 and 67,168.41 is: 92,692.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,757.03 : 170,785.16 = 67,168.41 : x
  2. Step 2: Convert to fraction form
    123,757.03/170,785.16 = 67,168.41/x
  3. Step 3: Cross multiply
    123,757.03x = 170,785.16 × 67,168.41
  4. Step 4: Simplify right side
    123,757.03x = 11,471,366,924.39
  5. Step 5: Solve for x
    x = 11,471,366,924.39/123,757.03
  6. Step 6: Final answer
    x = 92,692.65

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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.