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Finding the Fourth Proportional to 51,854.38, 77,793.88 and 16,793.98

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Solution

The fourth proportional to 51,854.38, 77,793.88 and 16,793.98 is: 25,194.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,854.38 : 77,793.88 = 16,793.98 : x
  2. Step 2: Convert to fraction form
    51,854.38/77,793.88 = 16,793.98/x
  3. Step 3: Cross multiply
    51,854.38x = 77,793.88 × 16,793.98
  4. Step 4: Simplify right side
    51,854.38x = 1,306,468,864.84
  5. Step 5: Solve for x
    x = 1,306,468,864.84/51,854.38
  6. Step 6: Final answer
    x = 25,194.96

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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.