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Finding the Fourth Proportional to 8,054.74, 12,079.91 and 2,209.96

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Solution

The fourth proportional to 8,054.74, 12,079.91 and 2,209.96 is: 3,314.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.74 : 12,079.91 = 2,209.96 : x
  2. Step 2: Convert to fraction form
    8,054.74/12,079.91 = 2,209.96/x
  3. Step 3: Cross multiply
    8,054.74x = 12,079.91 × 2,209.96
  4. Step 4: Simplify right side
    8,054.74x = 26,696,117.90
  5. Step 5: Solve for x
    x = 26,696,117.90/8,054.74
  6. Step 6: Final answer
    x = 3,314.34

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