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Finding the Fourth Proportional to 69,765.05, 96,275.10 and 37,933.97

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Solution

The fourth proportional to 69,765.05, 96,275.10 and 37,933.97 is: 52,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,765.05 : 96,275.10 = 37,933.97 : x
  2. Step 2: Convert to fraction form
    69,765.05/96,275.10 = 37,933.97/x
  3. Step 3: Cross multiply
    69,765.05x = 96,275.10 × 37,933.97
  4. Step 4: Simplify right side
    69,765.05x = 3,652,096,273.77
  5. Step 5: Solve for x
    x = 3,652,096,273.77/69,765.05
  6. Step 6: Final answer
    x = 52,348.51

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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.