Home / 68,560.20-102,840.30-33,568.20

Finding the Fourth Proportional to 68,560.20, 102,840.30 and 33,568.20

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Solution

The fourth proportional to 68,560.20, 102,840.30 and 33,568.20 is: 50,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,560.20 : 102,840.30 = 33,568.20 : x
  2. Step 2: Convert to fraction form
    68,560.20/102,840.30 = 33,568.20/x
  3. Step 3: Cross multiply
    68,560.20x = 102,840.30 × 33,568.20
  4. Step 4: Simplify right side
    68,560.20x = 3,452,163,758.46
  5. Step 5: Solve for x
    x = 3,452,163,758.46/68,560.20
  6. Step 6: Final answer
    x = 50,352.30

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1.5x scale

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.