Home / 226,238.04-339,400.77-85,985.73

Finding the Fourth Proportional to 226,238.04, 339,400.77 and 85,985.73

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Solution

The fourth proportional to 226,238.04, 339,400.77 and 85,985.73 is: 128,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,238.04 : 339,400.77 = 85,985.73 : x
  2. Step 2: Convert to fraction form
    226,238.04/339,400.77 = 85,985.73/x
  3. Step 3: Cross multiply
    226,238.04x = 339,400.77 × 85,985.73
  4. Step 4: Simplify right side
    226,238.04x = 29,183,622,971.01
  5. Step 5: Solve for x
    x = 29,183,622,971.01/226,238.04
  6. Step 6: Final answer
    x = 128,995.21

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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.