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Finding the Fourth Proportional to 68,792.31, 94,974.80 and 44,958.87

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Solution

The fourth proportional to 68,792.31, 94,974.80 and 44,958.87 is: 62,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,792.31 : 94,974.80 = 44,958.87 : x
  2. Step 2: Convert to fraction form
    68,792.31/94,974.80 = 44,958.87/x
  3. Step 3: Cross multiply
    68,792.31x = 94,974.80 × 44,958.87
  4. Step 4: Simplify right side
    68,792.31x = 4,269,959,461.68
  5. Step 5: Solve for x
    x = 4,269,959,461.68/68,792.31
  6. Step 6: Final answer
    x = 62,070.30

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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.