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Finding the Fourth Proportional to 23,309.60, 34,943.41 and 8,508.13

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Solution

The fourth proportional to 23,309.60, 34,943.41 and 8,508.13 is: 12,754.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,309.60 : 34,943.41 = 8,508.13 : x
  2. Step 2: Convert to fraction form
    23,309.60/34,943.41 = 8,508.13/x
  3. Step 3: Cross multiply
    23,309.60x = 34,943.41 × 8,508.13
  4. Step 4: Simplify right side
    23,309.60x = 297,303,074.92
  5. Step 5: Solve for x
    x = 297,303,074.92/23,309.60
  6. Step 6: Final answer
    x = 12,754.53

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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.