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Finding the Fourth Proportional to 8,066.72, 12,100.69 and 2,223.28

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Solution

The fourth proportional to 8,066.72, 12,100.69 and 2,223.28 is: 3,335.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066.72 : 12,100.69 = 2,223.28 : x
  2. Step 2: Convert to fraction form
    8,066.72/12,100.69 = 2,223.28/x
  3. Step 3: Cross multiply
    8,066.72x = 12,100.69 × 2,223.28
  4. Step 4: Simplify right side
    8,066.72x = 26,903,239.97
  5. Step 5: Solve for x
    x = 26,903,239.97/8,066.72
  6. Step 6: Final answer
    x = 3,335.09

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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.