Home / 68,719.36-94,816.32-41,861.44

Finding the Fourth Proportional to 68,719.36, 94,816.32 and 41,861.44

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Solution

The fourth proportional to 68,719.36, 94,816.32 and 41,861.44 is: 57,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,719.36 : 94,816.32 = 41,861.44 : x
  2. Step 2: Convert to fraction form
    68,719.36/94,816.32 = 41,861.44/x
  3. Step 3: Cross multiply
    68,719.36x = 94,816.32 × 41,861.44
  4. Step 4: Simplify right side
    68,719.36x = 3,969,147,690.70
  5. Step 5: Solve for x
    x = 3,969,147,690.70/68,719.36
  6. Step 6: Final answer
    x = 57,758.80

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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.