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Finding the Fourth Proportional to 15,481.25, 23,225.80 and 7,167.23

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Solution

The fourth proportional to 15,481.25, 23,225.80 and 7,167.23 is: 10,752.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481.25 : 23,225.80 = 7,167.23 : x
  2. Step 2: Convert to fraction form
    15,481.25/23,225.80 = 7,167.23/x
  3. Step 3: Cross multiply
    15,481.25x = 23,225.80 × 7,167.23
  4. Step 4: Simplify right side
    15,481.25x = 166,464,650.53
  5. Step 5: Solve for x
    x = 166,464,650.53/15,481.25
  6. Step 6: Final answer
    x = 10,752.66

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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.