Home / 180,300.12-270,433.44-67,932.06

Finding the Fourth Proportional to 180,300.12, 270,433.44 and 67,932.06

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Solution

The fourth proportional to 180,300.12, 270,433.44 and 67,932.06 is: 101,891.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,300.12 : 270,433.44 = 67,932.06 : x
  2. Step 2: Convert to fraction form
    180,300.12/270,433.44 = 67,932.06/x
  3. Step 3: Cross multiply
    180,300.12x = 270,433.44 × 67,932.06
  4. Step 4: Simplify right side
    180,300.12x = 18,371,100,672.09
  5. Step 5: Solve for x
    x = 18,371,100,672.09/180,300.12
  6. Step 6: Final answer
    x = 101,891.78

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1.5x scale

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.