Home / 135,378.38-203,067.98-46,630.73

Finding the Fourth Proportional to 135,378.38, 203,067.98 and 46,630.73

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Solution

The fourth proportional to 135,378.38, 203,067.98 and 46,630.73 is: 69,946.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,378.38 : 203,067.98 = 46,630.73 : x
  2. Step 2: Convert to fraction form
    135,378.38/203,067.98 = 46,630.73/x
  3. Step 3: Cross multiply
    135,378.38x = 203,067.98 × 46,630.73
  4. Step 4: Simplify right side
    135,378.38x = 9,469,208,147.03
  5. Step 5: Solve for x
    x = 9,469,208,147.03/135,378.38
  6. Step 6: Final answer
    x = 69,946.24

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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.