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Finding the Fourth Proportional to 69,300.73, 103,951.26 and 16,710.27

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Solution

The fourth proportional to 69,300.73, 103,951.26 and 16,710.27 is: 25,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,300.73 : 103,951.26 = 16,710.27 : x
  2. Step 2: Convert to fraction form
    69,300.73/103,951.26 = 16,710.27/x
  3. Step 3: Cross multiply
    69,300.73x = 103,951.26 × 16,710.27
  4. Step 4: Simplify right side
    69,300.73x = 1,737,053,621.44
  5. Step 5: Solve for x
    x = 1,737,053,621.44/69,300.73
  6. Step 6: Final answer
    x = 25,065.44

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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.