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Finding the Fourth Proportional to 14,342, 19,793.04 and 8,754.08

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Solution

The fourth proportional to 14,342, 19,793.04 and 8,754.08 is: 12,081.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342 : 19,793.04 = 8,754.08 : x
  2. Step 2: Convert to fraction form
    14,342/19,793.04 = 8,754.08/x
  3. Step 3: Cross multiply
    14,342x = 19,793.04 × 8,754.08
  4. Step 4: Simplify right side
    14,342x = 173,269,855.60
  5. Step 5: Solve for x
    x = 173,269,855.60/14,342
  6. Step 6: Final answer
    x = 12,081.29

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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.