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Finding the Fourth Proportional to 15,502.86, 23,256.89 and 7,179.48

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Solution

The fourth proportional to 15,502.86, 23,256.89 and 7,179.48 is: 10,770.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502.86 : 23,256.89 = 7,179.48 : x
  2. Step 2: Convert to fraction form
    15,502.86/23,256.89 = 7,179.48/x
  3. Step 3: Cross multiply
    15,502.86x = 23,256.89 × 7,179.48
  4. Step 4: Simplify right side
    15,502.86x = 166,972,376.62
  5. Step 5: Solve for x
    x = 166,972,376.62/15,502.86
  6. Step 6: Final answer
    x = 10,770.42

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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.