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Finding the Third Proportional to 21,663.50 and 45,025.75

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Solution

The third proportional to 21,663.50 and 45,025.75 is: 93,582.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,663.50 : 45,025.75 = 45,025.75 : x
  2. Step 2: Convert to fraction form
    21,663.50/45,025.75 = 45,025.75/x
  3. Step 3: Cross multiply
    21,663.50x = 45,025.75 × 45,025.75
  4. Step 4: Simplify right side
    21,663.50x = 2,027,318,163.06
  5. Step 5: Solve for x
    x = 2,027,318,163.06/21,663.50
  6. Step 6: Final answer
    x = 93,582.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.