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Finding the Fourth Proportional to 17,803.84, 26,723.10 and 8,576.32

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Solution

The fourth proportional to 17,803.84, 26,723.10 and 8,576.32 is: 12,872.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,803.84 : 26,723.10 = 8,576.32 : x
  2. Step 2: Convert to fraction form
    17,803.84/26,723.10 = 8,576.32/x
  3. Step 3: Cross multiply
    17,803.84x = 26,723.10 × 8,576.32
  4. Step 4: Simplify right side
    17,803.84x = 229,185,856.99
  5. Step 5: Solve for x
    x = 229,185,856.99/17,803.84
  6. Step 6: Final answer
    x = 12,872.83

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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.