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Finding the Fourth Proportional to 43,682.76, 65,524.23 and 12,092.92

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Solution

The fourth proportional to 43,682.76, 65,524.23 and 12,092.92 is: 18,139.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,682.76 : 65,524.23 = 12,092.92 : x
  2. Step 2: Convert to fraction form
    43,682.76/65,524.23 = 12,092.92/x
  3. Step 3: Cross multiply
    43,682.76x = 65,524.23 × 12,092.92
  4. Step 4: Simplify right side
    43,682.76x = 792,379,107.64
  5. Step 5: Solve for x
    x = 792,379,107.64/43,682.76
  6. Step 6: Final answer
    x = 18,139.40

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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.