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Finding the Third Proportional to 20,875.22 and 45,496.69

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Solution

The third proportional to 20,875.22 and 45,496.69 is: 99,158.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,875.22 : 45,496.69 = 45,496.69 : x
  2. Step 2: Convert to fraction form
    20,875.22/45,496.69 = 45,496.69/x
  3. Step 3: Cross multiply
    20,875.22x = 45,496.69 × 45,496.69
  4. Step 4: Simplify right side
    20,875.22x = 2,069,948,573.47
  5. Step 5: Solve for x
    x = 2,069,948,573.47/20,875.22
  6. Step 6: Final answer
    x = 99,158.17

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.