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Finding the Fourth Proportional to 19,882.35, 29,753.19 and 14,604.84

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Solution

The fourth proportional to 19,882.35, 29,753.19 and 14,604.84 is: 21,855.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,882.35 : 29,753.19 = 14,604.84 : x
  2. Step 2: Convert to fraction form
    19,882.35/29,753.19 = 14,604.84/x
  3. Step 3: Cross multiply
    19,882.35x = 29,753.19 × 14,604.84
  4. Step 4: Simplify right side
    19,882.35x = 434,540,579.44
  5. Step 5: Solve for x
    x = 434,540,579.44/19,882.35
  6. Step 6: Final answer
    x = 21,855.59

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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.