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Finding the Fourth Proportional to 16,586.74, 22,889.97 and 9,134.74

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Solution

The fourth proportional to 16,586.74, 22,889.97 and 9,134.74 is: 12,606.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,586.74 : 22,889.97 = 9,134.74 : x
  2. Step 2: Convert to fraction form
    16,586.74/22,889.97 = 9,134.74/x
  3. Step 3: Cross multiply
    16,586.74x = 22,889.97 × 9,134.74
  4. Step 4: Simplify right side
    16,586.74x = 209,093,924.56
  5. Step 5: Solve for x
    x = 209,093,924.56/16,586.74
  6. Step 6: Final answer
    x = 12,606.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.