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Finding the Fourth Proportional to 15,803.49, 23,708.69 and 5,942.76

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Solution

The fourth proportional to 15,803.49, 23,708.69 and 5,942.76 is: 8,915.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,803.49 : 23,708.69 = 5,942.76 : x
  2. Step 2: Convert to fraction form
    15,803.49/23,708.69 = 5,942.76/x
  3. Step 3: Cross multiply
    15,803.49x = 23,708.69 × 5,942.76
  4. Step 4: Simplify right side
    15,803.49x = 140,895,104.19
  5. Step 5: Solve for x
    x = 140,895,104.19/15,803.49
  6. Step 6: Final answer
    x = 8,915.44

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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.