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Finding the Third Proportional to 57,036 and 88,800

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Solution

The third proportional to 57,036 and 88,800 is: 138,253.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,036 : 88,800 = 88,800 : x
  2. Step 2: Convert to fraction form
    57,036/88,800 = 88,800/x
  3. Step 3: Cross multiply
    57,036x = 88,800 × 88,800
  4. Step 4: Simplify right side
    57,036x = 7,885,440,000
  5. Step 5: Solve for x
    x = 7,885,440,000/57,036
  6. Step 6: Final answer
    x = 138,253.73

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.