Home / 68,769.02-103,136.88-50,267

Finding the Fourth Proportional to 68,769.02, 103,136.88 and 50,267

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Solution

The fourth proportional to 68,769.02, 103,136.88 and 50,267 is: 75,388.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,769.02 : 103,136.88 = 50,267 : x
  2. Step 2: Convert to fraction form
    68,769.02/103,136.88 = 50,267/x
  3. Step 3: Cross multiply
    68,769.02x = 103,136.88 × 50,267
  4. Step 4: Simplify right side
    68,769.02x = 5,184,381,546.96
  5. Step 5: Solve for x
    x = 5,184,381,546.96/68,769.02
  6. Step 6: Final answer
    x = 75,388.33

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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.