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Finding the Fourth Proportional to 63,993.43, 88,310.22 and 35,313.31

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Solution

The fourth proportional to 63,993.43, 88,310.22 and 35,313.31 is: 48,731.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,993.43 : 88,310.22 = 35,313.31 : x
  2. Step 2: Convert to fraction form
    63,993.43/88,310.22 = 35,313.31/x
  3. Step 3: Cross multiply
    63,993.43x = 88,310.22 × 35,313.31
  4. Step 4: Simplify right side
    63,993.43x = 3,118,526,152.99
  5. Step 5: Solve for x
    x = 3,118,526,152.99/63,993.43
  6. Step 6: Final answer
    x = 48,731.97

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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.