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Finding the Fourth Proportional to 23,996.70, 35,994.96 and 18,459.90

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Solution

The fourth proportional to 23,996.70, 35,994.96 and 18,459.90 is: 27,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,996.70 : 35,994.96 = 18,459.90 : x
  2. Step 2: Convert to fraction form
    23,996.70/35,994.96 = 18,459.90/x
  3. Step 3: Cross multiply
    23,996.70x = 35,994.96 × 18,459.90
  4. Step 4: Simplify right side
    23,996.70x = 664,463,362.10
  5. Step 5: Solve for x
    x = 664,463,362.10/23,996.70
  6. Step 6: Final answer
    x = 27,689.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.