Home / 227,013.20-340,533.24-69,246.80

Finding the Fourth Proportional to 227,013.20, 340,533.24 and 69,246.80

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Solution

The fourth proportional to 227,013.20, 340,533.24 and 69,246.80 is: 103,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,013.20 : 340,533.24 = 69,246.80 : x
  2. Step 2: Convert to fraction form
    227,013.20/340,533.24 = 69,246.80/x
  3. Step 3: Cross multiply
    227,013.20x = 340,533.24 × 69,246.80
  4. Step 4: Simplify right side
    227,013.20x = 23,580,837,163.63
  5. Step 5: Solve for x
    x = 23,580,837,163.63/227,013.20
  6. Step 6: Final answer
    x = 103,874.30

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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.