Home / 39,730.40-59,520.72-33,198.56

Finding the Fourth Proportional to 39,730.40, 59,520.72 and 33,198.56

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Solution

The fourth proportional to 39,730.40, 59,520.72 and 33,198.56 is: 49,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,730.40 : 59,520.72 = 33,198.56 : x
  2. Step 2: Convert to fraction form
    39,730.40/59,520.72 = 33,198.56/x
  3. Step 3: Cross multiply
    39,730.40x = 59,520.72 × 33,198.56
  4. Step 4: Simplify right side
    39,730.40x = 1,976,002,194.16
  5. Step 5: Solve for x
    x = 1,976,002,194.16/39,730.40
  6. Step 6: Final answer
    x = 49,735.27

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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.