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Finding the Fourth Proportional to 100,357.38, 150,543.36 and 33,797.52

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Solution

The fourth proportional to 100,357.38, 150,543.36 and 33,797.52 is: 50,698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,357.38 : 150,543.36 = 33,797.52 : x
  2. Step 2: Convert to fraction form
    100,357.38/150,543.36 = 33,797.52/x
  3. Step 3: Cross multiply
    100,357.38x = 150,543.36 × 33,797.52
  4. Step 4: Simplify right side
    100,357.38x = 5,087,992,220.47
  5. Step 5: Solve for x
    x = 5,087,992,220.47/100,357.38
  6. Step 6: Final answer
    x = 50,698.74

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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.