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Finding the Fourth Proportional to 29,305.68, 43,959.72 and 8,529.18

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Solution

The fourth proportional to 29,305.68, 43,959.72 and 8,529.18 is: 12,794.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,305.68 : 43,959.72 = 8,529.18 : x
  2. Step 2: Convert to fraction form
    29,305.68/43,959.72 = 8,529.18/x
  3. Step 3: Cross multiply
    29,305.68x = 43,959.72 × 8,529.18
  4. Step 4: Simplify right side
    29,305.68x = 374,940,364.63
  5. Step 5: Solve for x
    x = 374,940,364.63/29,305.68
  6. Step 6: Final answer
    x = 12,794.12

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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.