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Finding the Fourth Proportional to 100,103.55, 150,050.70 and 33,488.88

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Solution

The fourth proportional to 100,103.55, 150,050.70 and 33,488.88 is: 50,198.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,103.55 : 150,050.70 = 33,488.88 : x
  2. Step 2: Convert to fraction form
    100,103.55/150,050.70 = 33,488.88/x
  3. Step 3: Cross multiply
    100,103.55x = 150,050.70 × 33,488.88
  4. Step 4: Simplify right side
    100,103.55x = 5,025,029,886.22
  5. Step 5: Solve for x
    x = 5,025,029,886.22/100,103.55
  6. Step 6: Final answer
    x = 50,198.32

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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.