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Finding the Fourth Proportional to 68,841.73, 103,096.27 and 39,169.68

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Solution

The fourth proportional to 68,841.73, 103,096.27 and 39,169.68 is: 58,659.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,841.73 : 103,096.27 = 39,169.68 : x
  2. Step 2: Convert to fraction form
    68,841.73/103,096.27 = 39,169.68/x
  3. Step 3: Cross multiply
    68,841.73x = 103,096.27 × 39,169.68
  4. Step 4: Simplify right side
    68,841.73x = 4,038,247,905.09
  5. Step 5: Solve for x
    x = 4,038,247,905.09/68,841.73
  6. Step 6: Final answer
    x = 58,659.88

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1.5x scale

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.