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Finding the Third Proportional to 7,101 and 13,189.50

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Solution

The third proportional to 7,101 and 13,189.50 is: 24,498.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101 : 13,189.50 = 13,189.50 : x
  2. Step 2: Convert to fraction form
    7,101/13,189.50 = 13,189.50/x
  3. Step 3: Cross multiply
    7,101x = 13,189.50 × 13,189.50
  4. Step 4: Simplify right side
    7,101x = 173,962,910.25
  5. Step 5: Solve for x
    x = 173,962,910.25/7,101
  6. Step 6: Final answer
    x = 24,498.37

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.