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Finding the Fourth Proportional to 17,996.15, 26,994.63 and 7,467.77

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Solution

The fourth proportional to 17,996.15, 26,994.63 and 7,467.77 is: 11,201.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,996.15 : 26,994.63 = 7,467.77 : x
  2. Step 2: Convert to fraction form
    17,996.15/26,994.63 = 7,467.77/x
  3. Step 3: Cross multiply
    17,996.15x = 26,994.63 × 7,467.77
  4. Step 4: Simplify right side
    17,996.15x = 201,589,688.08
  5. Step 5: Solve for x
    x = 201,589,688.08/17,996.15
  6. Step 6: Final answer
    x = 11,201.82

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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.