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Finding the Third Proportional to 57,208.50 and 88,581

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Solution

The third proportional to 57,208.50 and 88,581 is: 137,157.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,208.50 : 88,581 = 88,581 : x
  2. Step 2: Convert to fraction form
    57,208.50/88,581 = 88,581/x
  3. Step 3: Cross multiply
    57,208.50x = 88,581 × 88,581
  4. Step 4: Simplify right side
    57,208.50x = 7,846,593,561
  5. Step 5: Solve for x
    x = 7,846,593,561/57,208.50
  6. Step 6: Final answer
    x = 137,157.83

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.