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Finding the Fourth Proportional to 70,469.87, 97,248.83 and 38,204.73

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Solution

The fourth proportional to 70,469.87, 97,248.83 and 38,204.73 is: 52,722.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,469.87 : 97,248.83 = 38,204.73 : x
  2. Step 2: Convert to fraction form
    70,469.87/97,248.83 = 38,204.73/x
  3. Step 3: Cross multiply
    70,469.87x = 97,248.83 × 38,204.73
  4. Step 4: Simplify right side
    70,469.87x = 3,715,365,101.94
  5. Step 5: Solve for x
    x = 3,715,365,101.94/70,469.87
  6. Step 6: Final answer
    x = 52,722.75

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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.