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Finding the Fourth Proportional to 16,011.88, 22,096.90 and 8,937.84

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Solution

The fourth proportional to 16,011.88, 22,096.90 and 8,937.84 is: 12,334.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,011.88 : 22,096.90 = 8,937.84 : x
  2. Step 2: Convert to fraction form
    16,011.88/22,096.90 = 8,937.84/x
  3. Step 3: Cross multiply
    16,011.88x = 22,096.90 × 8,937.84
  4. Step 4: Simplify right side
    16,011.88x = 197,498,650.73
  5. Step 5: Solve for x
    x = 197,498,650.73/16,011.88
  6. Step 6: Final answer
    x = 12,334.51

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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.