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Finding the Fourth Proportional to 14,584.62, 21,898.80 and 8,351.67

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Solution

The fourth proportional to 14,584.62, 21,898.80 and 8,351.67 is: 12,540.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,584.62 : 21,898.80 = 8,351.67 : x
  2. Step 2: Convert to fraction form
    14,584.62/21,898.80 = 8,351.67/x
  3. Step 3: Cross multiply
    14,584.62x = 21,898.80 × 8,351.67
  4. Step 4: Simplify right side
    14,584.62x = 182,891,551.00
  5. Step 5: Solve for x
    x = 182,891,551.00/14,584.62
  6. Step 6: Final answer
    x = 12,540.03

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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.