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Finding the Fourth Proportional to 27,068.92, 40,605.84 and 8,349.24

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Solution

The fourth proportional to 27,068.92, 40,605.84 and 8,349.24 is: 12,524.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,068.92 : 40,605.84 = 8,349.24 : x
  2. Step 2: Convert to fraction form
    27,068.92/40,605.84 = 8,349.24/x
  3. Step 3: Cross multiply
    27,068.92x = 40,605.84 × 8,349.24
  4. Step 4: Simplify right side
    27,068.92x = 339,027,903.56
  5. Step 5: Solve for x
    x = 339,027,903.56/27,068.92
  6. Step 6: Final answer
    x = 12,524.62

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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.