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Finding the Fourth Proportional to 7,994.17, 11,037.09 and 5,162.82

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Solution

The fourth proportional to 7,994.17, 11,037.09 and 5,162.82 is: 7,128.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994.17 : 11,037.09 = 5,162.82 : x
  2. Step 2: Convert to fraction form
    7,994.17/11,037.09 = 5,162.82/x
  3. Step 3: Cross multiply
    7,994.17x = 11,037.09 × 5,162.82
  4. Step 4: Simplify right side
    7,994.17x = 56,982,508.99
  5. Step 5: Solve for x
    x = 56,982,508.99/7,994.17
  6. Step 6: Final answer
    x = 7,128.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.