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Finding the Fourth Proportional to 20,463.96, 30,546.54 and 17,560.92

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Solution

The fourth proportional to 20,463.96, 30,546.54 and 17,560.92 is: 26,213.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,463.96 : 30,546.54 = 17,560.92 : x
  2. Step 2: Convert to fraction form
    20,463.96/30,546.54 = 17,560.92/x
  3. Step 3: Cross multiply
    20,463.96x = 30,546.54 × 17,560.92
  4. Step 4: Simplify right side
    20,463.96x = 536,425,345.22
  5. Step 5: Solve for x
    x = 536,425,345.22/20,463.96
  6. Step 6: Final answer
    x = 26,213.17

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.