Home / 68,796.28-94,930.41-40,496.50

Finding the Fourth Proportional to 68,796.28, 94,930.41 and 40,496.50

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Solution

The fourth proportional to 68,796.28, 94,930.41 and 40,496.50 is: 55,880.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,796.28 : 94,930.41 = 40,496.50 : x
  2. Step 2: Convert to fraction form
    68,796.28/94,930.41 = 40,496.50/x
  3. Step 3: Cross multiply
    68,796.28x = 94,930.41 × 40,496.50
  4. Step 4: Simplify right side
    68,796.28x = 3,844,349,348.57
  5. Step 5: Solve for x
    x = 3,844,349,348.57/68,796.28
  6. Step 6: Final answer
    x = 55,880.19

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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.