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Finding the Fourth Proportional to 12,848.94, 17,730.84 and 7,183.92

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Solution

The fourth proportional to 12,848.94, 17,730.84 and 7,183.92 is: 9,913.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.94 : 17,730.84 = 7,183.92 : x
  2. Step 2: Convert to fraction form
    12,848.94/17,730.84 = 7,183.92/x
  3. Step 3: Cross multiply
    12,848.94x = 17,730.84 × 7,183.92
  4. Step 4: Simplify right side
    12,848.94x = 127,376,936.09
  5. Step 5: Solve for x
    x = 127,376,936.09/12,848.94
  6. Step 6: Final answer
    x = 9,913.42

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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.