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Finding the Fourth Proportional to 59,472.96, 89,183.52 and 20,019.48

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Solution

The fourth proportional to 59,472.96, 89,183.52 and 20,019.48 is: 30,020.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,472.96 : 89,183.52 = 20,019.48 : x
  2. Step 2: Convert to fraction form
    59,472.96/89,183.52 = 20,019.48/x
  3. Step 3: Cross multiply
    59,472.96x = 89,183.52 × 20,019.48
  4. Step 4: Simplify right side
    59,472.96x = 1,785,407,694.97
  5. Step 5: Solve for x
    x = 1,785,407,694.97/59,472.96
  6. Step 6: Final answer
    x = 30,020.49

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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.