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Finding the Fourth Proportional to 22,722.25, 34,083.48 and 7,931.22

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Solution

The fourth proportional to 22,722.25, 34,083.48 and 7,931.22 is: 11,896.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,722.25 : 34,083.48 = 7,931.22 : x
  2. Step 2: Convert to fraction form
    22,722.25/34,083.48 = 7,931.22/x
  3. Step 3: Cross multiply
    22,722.25x = 34,083.48 × 7,931.22
  4. Step 4: Simplify right side
    22,722.25x = 270,323,480.17
  5. Step 5: Solve for x
    x = 270,323,480.17/22,722.25
  6. Step 6: Final answer
    x = 11,896.86

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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.