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Finding the Fourth Proportional to 68,596.38, 102,898.57 and 26,476.68

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Solution

The fourth proportional to 68,596.38, 102,898.57 and 26,476.68 is: 39,716.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,596.38 : 102,898.57 = 26,476.68 : x
  2. Step 2: Convert to fraction form
    68,596.38/102,898.57 = 26,476.68/x
  3. Step 3: Cross multiply
    68,596.38x = 102,898.57 × 26,476.68
  4. Step 4: Simplify right side
    68,596.38x = 2,724,412,510.35
  5. Step 5: Solve for x
    x = 2,724,412,510.35/68,596.38
  6. Step 6: Final answer
    x = 39,716.56

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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.