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Finding the Fourth Proportional to 48,663.75, 73,006.56 and 17,499

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Solution

The fourth proportional to 48,663.75, 73,006.56 and 17,499 is: 26,252.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,663.75 : 73,006.56 = 17,499 : x
  2. Step 2: Convert to fraction form
    48,663.75/73,006.56 = 17,499/x
  3. Step 3: Cross multiply
    48,663.75x = 73,006.56 × 17,499
  4. Step 4: Simplify right side
    48,663.75x = 1,277,541,793.44
  5. Step 5: Solve for x
    x = 1,277,541,793.44/48,663.75
  6. Step 6: Final answer
    x = 26,252.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.