Home / 226,720.28-340,099.50-68,950.20

Finding the Fourth Proportional to 226,720.28, 340,099.50 and 68,950.20

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Solution

The fourth proportional to 226,720.28, 340,099.50 and 68,950.20 is: 103,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,720.28 : 340,099.50 = 68,950.20 : x
  2. Step 2: Convert to fraction form
    226,720.28/340,099.50 = 68,950.20/x
  3. Step 3: Cross multiply
    226,720.28x = 340,099.50 × 68,950.20
  4. Step 4: Simplify right side
    226,720.28x = 23,449,928,544.90
  5. Step 5: Solve for x
    x = 23,449,928,544.90/226,720.28
  6. Step 6: Final answer
    x = 103,431.10

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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.