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Finding the Third Proportional to 14,089 and 20,725.50

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Solution

The third proportional to 14,089 and 20,725.50 is: 30,488.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089 : 20,725.50 = 20,725.50 : x
  2. Step 2: Convert to fraction form
    14,089/20,725.50 = 20,725.50/x
  3. Step 3: Cross multiply
    14,089x = 20,725.50 × 20,725.50
  4. Step 4: Simplify right side
    14,089x = 429,546,350.25
  5. Step 5: Solve for x
    x = 429,546,350.25/14,089
  6. Step 6: Final answer
    x = 30,488.07

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.