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Finding the Fourth Proportional to 100,366.62, 150,506.19 and 33,788.88

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Solution

The fourth proportional to 100,366.62, 150,506.19 and 33,788.88 is: 50,668.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,366.62 : 150,506.19 = 33,788.88 : x
  2. Step 2: Convert to fraction form
    100,366.62/150,506.19 = 33,788.88/x
  3. Step 3: Cross multiply
    100,366.62x = 150,506.19 × 33,788.88
  4. Step 4: Simplify right side
    100,366.62x = 5,085,435,593.17
  5. Step 5: Solve for x
    x = 5,085,435,593.17/100,366.62
  6. Step 6: Final answer
    x = 50,668.59

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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.