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Finding the Fourth Proportional to 8,005.06, 11,036.25 and 5,611.82

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Solution

The fourth proportional to 8,005.06, 11,036.25 and 5,611.82 is: 7,736.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005.06 : 11,036.25 = 5,611.82 : x
  2. Step 2: Convert to fraction form
    8,005.06/11,036.25 = 5,611.82/x
  3. Step 3: Cross multiply
    8,005.06x = 11,036.25 × 5,611.82
  4. Step 4: Simplify right side
    8,005.06x = 61,933,393.29
  5. Step 5: Solve for x
    x = 61,933,393.29/8,005.06
  6. Step 6: Final answer
    x = 7,736.78

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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.