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Finding the Fourth Proportional to 60,553.23, 90,836.03 and 23,144.78

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Solution

The fourth proportional to 60,553.23, 90,836.03 and 23,144.78 is: 34,719.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,553.23 : 90,836.03 = 23,144.78 : x
  2. Step 2: Convert to fraction form
    60,553.23/90,836.03 = 23,144.78/x
  3. Step 3: Cross multiply
    60,553.23x = 90,836.03 × 23,144.78
  4. Step 4: Simplify right side
    60,553.23x = 2,102,379,930.42
  5. Step 5: Solve for x
    x = 2,102,379,930.42/60,553.23
  6. Step 6: Final answer
    x = 34,719.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.