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Finding the Third Proportional to 20,113.31 and 31,893.75

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Solution

The third proportional to 20,113.31 and 31,893.75 is: 50,574.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,113.31 : 31,893.75 = 31,893.75 : x
  2. Step 2: Convert to fraction form
    20,113.31/31,893.75 = 31,893.75/x
  3. Step 3: Cross multiply
    20,113.31x = 31,893.75 × 31,893.75
  4. Step 4: Simplify right side
    20,113.31x = 1,017,211,289.06
  5. Step 5: Solve for x
    x = 1,017,211,289.06/20,113.31
  6. Step 6: Final answer
    x = 50,574.03

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.