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Finding the Third Proportional to 61,456.50 and 93,825

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Solution

The third proportional to 61,456.50 and 93,825 is: 143,241.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,456.50 : 93,825 = 93,825 : x
  2. Step 2: Convert to fraction form
    61,456.50/93,825 = 93,825/x
  3. Step 3: Cross multiply
    61,456.50x = 93,825 × 93,825
  4. Step 4: Simplify right side
    61,456.50x = 8,803,130,625
  5. Step 5: Solve for x
    x = 8,803,130,625/61,456.50
  6. Step 6: Final answer
    x = 143,241.65

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.