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Finding the Fourth Proportional to 24,073.85, 36,116.69 and 8,279.12

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Solution

The fourth proportional to 24,073.85, 36,116.69 and 8,279.12 is: 12,420.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,073.85 : 36,116.69 = 8,279.12 : x
  2. Step 2: Convert to fraction form
    24,073.85/36,116.69 = 8,279.12/x
  3. Step 3: Cross multiply
    24,073.85x = 36,116.69 × 8,279.12
  4. Step 4: Simplify right side
    24,073.85x = 299,014,188.53
  5. Step 5: Solve for x
    x = 299,014,188.53/24,073.85
  6. Step 6: Final answer
    x = 12,420.71

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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.