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Finding the Fourth Proportional to 16,326.30, 22,529.67 and 8,874.30

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Solution

The fourth proportional to 16,326.30, 22,529.67 and 8,874.30 is: 12,246.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,326.30 : 22,529.67 = 8,874.30 : x
  2. Step 2: Convert to fraction form
    16,326.30/22,529.67 = 8,874.30/x
  3. Step 3: Cross multiply
    16,326.30x = 22,529.67 × 8,874.30
  4. Step 4: Simplify right side
    16,326.30x = 199,935,050.48
  5. Step 5: Solve for x
    x = 199,935,050.48/16,326.30
  6. Step 6: Final answer
    x = 12,246.19

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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.