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Finding the Fourth Proportional to 51,793.72, 71,474.94 and 29,437.72

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Solution

The fourth proportional to 51,793.72, 71,474.94 and 29,437.72 is: 40,623.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,793.72 : 71,474.94 = 29,437.72 : x
  2. Step 2: Convert to fraction form
    51,793.72/71,474.94 = 29,437.72/x
  3. Step 3: Cross multiply
    51,793.72x = 71,474.94 × 29,437.72
  4. Step 4: Simplify right side
    51,793.72x = 2,104,059,092.05
  5. Step 5: Solve for x
    x = 2,104,059,092.05/51,793.72
  6. Step 6: Final answer
    x = 40,623.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.