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Finding the Fourth Proportional to 171,836.01, 257,770.76 and 63,794.43

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Solution

The fourth proportional to 171,836.01, 257,770.76 and 63,794.43 is: 95,697.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,836.01 : 257,770.76 = 63,794.43 : x
  2. Step 2: Convert to fraction form
    171,836.01/257,770.76 = 63,794.43/x
  3. Step 3: Cross multiply
    171,836.01x = 257,770.76 × 63,794.43
  4. Step 4: Simplify right side
    171,836.01x = 16,444,338,385.89
  5. Step 5: Solve for x
    x = 16,444,338,385.89/171,836.01
  6. Step 6: Final answer
    x = 95,697.86

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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.