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Finding the Fourth Proportional to 67,266.73, 100,830.86 and 29,844.43

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Solution

The fourth proportional to 67,266.73, 100,830.86 and 29,844.43 is: 44,735.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,266.73 : 100,830.86 = 29,844.43 : x
  2. Step 2: Convert to fraction form
    67,266.73/100,830.86 = 29,844.43/x
  3. Step 3: Cross multiply
    67,266.73x = 100,830.86 × 29,844.43
  4. Step 4: Simplify right side
    67,266.73x = 3,009,239,253.73
  5. Step 5: Solve for x
    x = 3,009,239,253.73/67,266.73
  6. Step 6: Final answer
    x = 44,735.92

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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.