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Finding the Fourth Proportional to 68,732.57, 103,034.24 and 37,095.22

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Solution

The fourth proportional to 68,732.57, 103,034.24 and 37,095.22 is: 55,607.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,732.57 : 103,034.24 = 37,095.22 : x
  2. Step 2: Convert to fraction form
    68,732.57/103,034.24 = 37,095.22/x
  3. Step 3: Cross multiply
    68,732.57x = 103,034.24 × 37,095.22
  4. Step 4: Simplify right side
    68,732.57x = 3,822,078,007.37
  5. Step 5: Solve for x
    x = 3,822,078,007.37/68,732.57
  6. Step 6: Final answer
    x = 55,607.96

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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.