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Finding the Fourth Proportional to 68,773.94, 94,949.44 and 44,940.50

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Solution

The fourth proportional to 68,773.94, 94,949.44 and 44,940.50 is: 62,044.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,773.94 : 94,949.44 = 44,940.50 : x
  2. Step 2: Convert to fraction form
    68,773.94/94,949.44 = 44,940.50/x
  3. Step 3: Cross multiply
    68,773.94x = 94,949.44 × 44,940.50
  4. Step 4: Simplify right side
    68,773.94x = 4,267,074,721.22
  5. Step 5: Solve for x
    x = 4,267,074,721.22/68,773.94
  6. Step 6: Final answer
    x = 62,044.94

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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.