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Finding the Fourth Proportional to 70,601.58, 105,902.42 and 44,324.78

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Solution

The fourth proportional to 70,601.58, 105,902.42 and 44,324.78 is: 66,487.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,601.58 : 105,902.42 = 44,324.78 : x
  2. Step 2: Convert to fraction form
    70,601.58/105,902.42 = 44,324.78/x
  3. Step 3: Cross multiply
    70,601.58x = 105,902.42 × 44,324.78
  4. Step 4: Simplify right side
    70,601.58x = 4,694,100,716.83
  5. Step 5: Solve for x
    x = 4,694,100,716.83/70,601.58
  6. Step 6: Final answer
    x = 66,487.19

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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.