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Finding the Fourth Proportional to 43,881.62, 65,780.90 and 27,024.99

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Solution

The fourth proportional to 43,881.62, 65,780.90 and 27,024.99 is: 40,511.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,881.62 : 65,780.90 = 27,024.99 : x
  2. Step 2: Convert to fraction form
    43,881.62/65,780.90 = 27,024.99/x
  3. Step 3: Cross multiply
    43,881.62x = 65,780.90 × 27,024.99
  4. Step 4: Simplify right side
    43,881.62x = 1,777,728,232.25
  5. Step 5: Solve for x
    x = 1,777,728,232.25/43,881.62
  6. Step 6: Final answer
    x = 40,511.91

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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.