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Finding the Fourth Proportional to 75,198.69, 112,793.88 and 25,273.63

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Solution

The fourth proportional to 75,198.69, 112,793.88 and 25,273.63 is: 37,909.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,198.69 : 112,793.88 = 25,273.63 : x
  2. Step 2: Convert to fraction form
    75,198.69/112,793.88 = 25,273.63/x
  3. Step 3: Cross multiply
    75,198.69x = 112,793.88 × 25,273.63
  4. Step 4: Simplify right side
    75,198.69x = 2,850,711,134.55
  5. Step 5: Solve for x
    x = 2,850,711,134.55/75,198.69
  6. Step 6: Final answer
    x = 37,909.05

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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.