Home / 33,319.52-49,954.59-20,168.78

Finding the Fourth Proportional to 33,319.52, 49,954.59 and 20,168.78

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Solution

The fourth proportional to 33,319.52, 49,954.59 and 20,168.78 is: 30,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,319.52 : 49,954.59 = 20,168.78 : x
  2. Step 2: Convert to fraction form
    33,319.52/49,954.59 = 20,168.78/x
  3. Step 3: Cross multiply
    33,319.52x = 49,954.59 × 20,168.78
  4. Step 4: Simplify right side
    33,319.52x = 1,007,523,135.70
  5. Step 5: Solve for x
    x = 1,007,523,135.70/33,319.52
  6. Step 6: Final answer
    x = 30,238.22

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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.