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Finding the Third Proportional to 20,130.50 and 46,793

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Solution

The third proportional to 20,130.50 and 46,793 is: 108,769.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,130.50 : 46,793 = 46,793 : x
  2. Step 2: Convert to fraction form
    20,130.50/46,793 = 46,793/x
  3. Step 3: Cross multiply
    20,130.50x = 46,793 × 46,793
  4. Step 4: Simplify right side
    20,130.50x = 2,189,584,849
  5. Step 5: Solve for x
    x = 2,189,584,849/20,130.50
  6. Step 6: Final answer
    x = 108,769.52

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.