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Finding the Third Proportional to 21,552 and 32,197.50

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Solution

The third proportional to 21,552 and 32,197.50 is: 48,101.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552 : 32,197.50 = 32,197.50 : x
  2. Step 2: Convert to fraction form
    21,552/32,197.50 = 32,197.50/x
  3. Step 3: Cross multiply
    21,552x = 32,197.50 × 32,197.50
  4. Step 4: Simplify right side
    21,552x = 1,036,679,006.25
  5. Step 5: Solve for x
    x = 1,036,679,006.25/21,552
  6. Step 6: Final answer
    x = 48,101.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.