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Finding the Fourth Proportional to 24,361.29, 36,542.97 and 7,720.97

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Solution

The fourth proportional to 24,361.29, 36,542.97 and 7,720.97 is: 11,581.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,361.29 : 36,542.97 = 7,720.97 : x
  2. Step 2: Convert to fraction form
    24,361.29/36,542.97 = 7,720.97/x
  3. Step 3: Cross multiply
    24,361.29x = 36,542.97 × 7,720.97
  4. Step 4: Simplify right side
    24,361.29x = 282,146,992.37
  5. Step 5: Solve for x
    x = 282,146,992.37/24,361.29
  6. Step 6: Final answer
    x = 11,581.78

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1.5x scale

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.