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Finding the Fourth Proportional to 15,912.84, 23,869.50 and 5,524.92

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Solution

The fourth proportional to 15,912.84, 23,869.50 and 5,524.92 is: 8,287.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,912.84 : 23,869.50 = 5,524.92 : x
  2. Step 2: Convert to fraction form
    15,912.84/23,869.50 = 5,524.92/x
  3. Step 3: Cross multiply
    15,912.84x = 23,869.50 × 5,524.92
  4. Step 4: Simplify right side
    15,912.84x = 131,877,077.94
  5. Step 5: Solve for x
    x = 131,877,077.94/15,912.84
  6. Step 6: Final answer
    x = 8,287.46

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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.