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Finding the Fourth Proportional to 5,938.80, 8,906.99 and 2,043.51

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Solution

The fourth proportional to 5,938.80, 8,906.99 and 2,043.51 is: 3,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.80 : 8,906.99 = 2,043.51 : x
  2. Step 2: Convert to fraction form
    5,938.80/8,906.99 = 2,043.51/x
  3. Step 3: Cross multiply
    5,938.80x = 8,906.99 × 2,043.51
  4. Step 4: Simplify right side
    5,938.80x = 18,201,512.92
  5. Step 5: Solve for x
    x = 18,201,512.92/5,938.80
  6. Step 6: Final answer
    x = 3,064.85

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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.