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Finding the Fourth Proportional to 50,354.62, 75,480.09 and 26,974.78

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Solution

The fourth proportional to 50,354.62, 75,480.09 and 26,974.78 is: 40,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,354.62 : 75,480.09 = 26,974.78 : x
  2. Step 2: Convert to fraction form
    50,354.62/75,480.09 = 26,974.78/x
  3. Step 3: Cross multiply
    50,354.62x = 75,480.09 × 26,974.78
  4. Step 4: Simplify right side
    50,354.62x = 2,036,058,822.13
  5. Step 5: Solve for x
    x = 2,036,058,822.13/50,354.62
  6. Step 6: Final answer
    x = 40,434.40

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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.