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Finding the Fourth Proportional to 67,896.46, 93,696.99 and 37,682.16

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Solution

The fourth proportional to 67,896.46, 93,696.99 and 37,682.16 is: 52,001.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,896.46 : 93,696.99 = 37,682.16 : x
  2. Step 2: Convert to fraction form
    67,896.46/93,696.99 = 37,682.16/x
  3. Step 3: Cross multiply
    67,896.46x = 93,696.99 × 37,682.16
  4. Step 4: Simplify right side
    67,896.46x = 3,530,704,968.70
  5. Step 5: Solve for x
    x = 3,530,704,968.70/67,896.46
  6. Step 6: Final answer
    x = 52,001.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.