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Finding the Fourth Proportional to 63,322.73, 87,366.55 and 36,464.54

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Solution

The fourth proportional to 63,322.73, 87,366.55 and 36,464.54 is: 50,310.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,322.73 : 87,366.55 = 36,464.54 : x
  2. Step 2: Convert to fraction form
    63,322.73/87,366.55 = 36,464.54/x
  3. Step 3: Cross multiply
    63,322.73x = 87,366.55 × 36,464.54
  4. Step 4: Simplify right side
    63,322.73x = 3,185,781,057.14
  5. Step 5: Solve for x
    x = 3,185,781,057.14/63,322.73
  6. Step 6: Final answer
    x = 50,310.23

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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.