Home / 33,323.52-49,960.59-20,172.78

Finding the Fourth Proportional to 33,323.52, 49,960.59 and 20,172.78

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Solution

The fourth proportional to 33,323.52, 49,960.59 and 20,172.78 is: 30,244.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,323.52 : 49,960.59 = 20,172.78 : x
  2. Step 2: Convert to fraction form
    33,323.52/49,960.59 = 20,172.78/x
  3. Step 3: Cross multiply
    33,323.52x = 49,960.59 × 20,172.78
  4. Step 4: Simplify right side
    33,323.52x = 1,007,843,990.74
  5. Step 5: Solve for x
    x = 1,007,843,990.74/33,323.52
  6. Step 6: Final answer
    x = 30,244.22

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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.