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Finding the Fourth Proportional to 24,379.46, 36,569.22 and 8,580.80

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Solution

The fourth proportional to 24,379.46, 36,569.22 and 8,580.80 is: 12,871.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,379.46 : 36,569.22 = 8,580.80 : x
  2. Step 2: Convert to fraction form
    24,379.46/36,569.22 = 8,580.80/x
  3. Step 3: Cross multiply
    24,379.46x = 36,569.22 × 8,580.80
  4. Step 4: Simplify right side
    24,379.46x = 313,793,162.98
  5. Step 5: Solve for x
    x = 313,793,162.98/24,379.46
  6. Step 6: Final answer
    x = 12,871.21

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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.