Home / 68,596.20-94,643.46-40,291.56

Finding the Fourth Proportional to 68,596.20, 94,643.46 and 40,291.56

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Solution

The fourth proportional to 68,596.20, 94,643.46 and 40,291.56 is: 55,591.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,596.20 : 94,643.46 = 40,291.56 : x
  2. Step 2: Convert to fraction form
    68,596.20/94,643.46 = 40,291.56/x
  3. Step 3: Cross multiply
    68,596.20x = 94,643.46 × 40,291.56
  4. Step 4: Simplify right side
    68,596.20x = 3,813,332,647.20
  5. Step 5: Solve for x
    x = 3,813,332,647.20/68,596.20
  6. Step 6: Final answer
    x = 55,591.02

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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.