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Finding the Fourth Proportional to 68,586.68, 102,892.31 and 24,239.18

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Solution

The fourth proportional to 68,586.68, 102,892.31 and 24,239.18 is: 36,363.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,586.68 : 102,892.31 = 24,239.18 : x
  2. Step 2: Convert to fraction form
    68,586.68/102,892.31 = 24,239.18/x
  3. Step 3: Cross multiply
    68,586.68x = 102,892.31 × 24,239.18
  4. Step 4: Simplify right side
    68,586.68x = 2,494,025,222.71
  5. Step 5: Solve for x
    x = 2,494,025,222.71/68,586.68
  6. Step 6: Final answer
    x = 36,363.11

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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.