Home / 102,850.06-141,891.30-67,027

Finding the Fourth Proportional to 102,850.06, 141,891.30 and 67,027

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Solution

The fourth proportional to 102,850.06, 141,891.30 and 67,027 is: 92,470.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,850.06 : 141,891.30 = 67,027 : x
  2. Step 2: Convert to fraction form
    102,850.06/141,891.30 = 67,027/x
  3. Step 3: Cross multiply
    102,850.06x = 141,891.30 × 67,027
  4. Step 4: Simplify right side
    102,850.06x = 9,510,548,165.10
  5. Step 5: Solve for x
    x = 9,510,548,165.10/102,850.06
  6. Step 6: Final answer
    x = 92,470.03

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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.