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Finding the Fourth Proportional to 69,600.90, 96,049.49 and 37,769.79

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Solution

The fourth proportional to 69,600.90, 96,049.49 and 37,769.79 is: 52,122.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,600.90 : 96,049.49 = 37,769.79 : x
  2. Step 2: Convert to fraction form
    69,600.90/96,049.49 = 37,769.79/x
  3. Step 3: Cross multiply
    69,600.90x = 96,049.49 × 37,769.79
  4. Step 4: Simplify right side
    69,600.90x = 3,627,769,066.91
  5. Step 5: Solve for x
    x = 3,627,769,066.91/69,600.90
  6. Step 6: Final answer
    x = 52,122.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.