Home / 226,230.26-339,389.12-85,977.95

Finding the Fourth Proportional to 226,230.26, 339,389.12 and 85,977.95

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Solution

The fourth proportional to 226,230.26, 339,389.12 and 85,977.95 is: 128,983.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,230.26 : 339,389.12 = 85,977.95 : x
  2. Step 2: Convert to fraction form
    226,230.26/339,389.12 = 85,977.95/x
  3. Step 3: Cross multiply
    226,230.26x = 339,389.12 × 85,977.95
  4. Step 4: Simplify right side
    226,230.26x = 29,179,978,663.07
  5. Step 5: Solve for x
    x = 29,179,978,663.07/226,230.26
  6. Step 6: Final answer
    x = 128,983.54

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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.