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Finding the Fourth Proportional to 41,471.62, 62,225.80 and 21,745.49

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Solution

The fourth proportional to 41,471.62, 62,225.80 and 21,745.49 is: 32,627.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,471.62 : 62,225.80 = 21,745.49 : x
  2. Step 2: Convert to fraction form
    41,471.62/62,225.80 = 21,745.49/x
  3. Step 3: Cross multiply
    41,471.62x = 62,225.80 × 21,745.49
  4. Step 4: Simplify right side
    41,471.62x = 1,353,130,200.51
  5. Step 5: Solve for x
    x = 1,353,130,200.51/41,471.62
  6. Step 6: Final answer
    x = 32,627.86

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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.