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Finding the Fourth Proportional to 68,358.96, 102,583.98 and 26,273.79

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Solution

The fourth proportional to 68,358.96, 102,583.98 and 26,273.79 is: 39,428.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,358.96 : 102,583.98 = 26,273.79 : x
  2. Step 2: Convert to fraction form
    68,358.96/102,583.98 = 26,273.79/x
  3. Step 3: Cross multiply
    68,358.96x = 102,583.98 × 26,273.79
  4. Step 4: Simplify right side
    68,358.96x = 2,695,269,947.88
  5. Step 5: Solve for x
    x = 2,695,269,947.88/68,358.96
  6. Step 6: Final answer
    x = 39,428.19

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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.