Home / 226,140.20-339,210.30-68,352.20

Finding the Fourth Proportional to 226,140.20, 339,210.30 and 68,352.20

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Solution

The fourth proportional to 226,140.20, 339,210.30 and 68,352.20 is: 102,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,140.20 : 339,210.30 = 68,352.20 : x
  2. Step 2: Convert to fraction form
    226,140.20/339,210.30 = 68,352.20/x
  3. Step 3: Cross multiply
    226,140.20x = 339,210.30 × 68,352.20
  4. Step 4: Simplify right side
    226,140.20x = 23,185,770,267.66
  5. Step 5: Solve for x
    x = 23,185,770,267.66/226,140.20
  6. Step 6: Final answer
    x = 102,528.30

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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.