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Finding the Fourth Proportional to 67,918.88, 101,794.44 and 49,262.96

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Solution

The fourth proportional to 67,918.88, 101,794.44 and 49,262.96 is: 73,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,918.88 : 101,794.44 = 49,262.96 : x
  2. Step 2: Convert to fraction form
    67,918.88/101,794.44 = 49,262.96/x
  3. Step 3: Cross multiply
    67,918.88x = 101,794.44 × 49,262.96
  4. Step 4: Simplify right side
    67,918.88x = 5,014,695,425.94
  5. Step 5: Solve for x
    x = 5,014,695,425.94/67,918.88
  6. Step 6: Final answer
    x = 73,833.60

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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.