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Finding the Fourth Proportional to 57,836.70, 86,738.04 and 24,556.50

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Solution

The fourth proportional to 57,836.70, 86,738.04 and 24,556.50 is: 36,827.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,836.70 : 86,738.04 = 24,556.50 : x
  2. Step 2: Convert to fraction form
    57,836.70/86,738.04 = 24,556.50/x
  3. Step 3: Cross multiply
    57,836.70x = 86,738.04 × 24,556.50
  4. Step 4: Simplify right side
    57,836.70x = 2,129,982,679.26
  5. Step 5: Solve for x
    x = 2,129,982,679.26/57,836.70
  6. Step 6: Final answer
    x = 36,827.53

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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.