Home / 226,233.54-339,394.03-85,981.23

Finding the Fourth Proportional to 226,233.54, 339,394.03 and 85,981.23

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Solution

The fourth proportional to 226,233.54, 339,394.03 and 85,981.23 is: 128,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,233.54 : 339,394.03 = 85,981.23 : x
  2. Step 2: Convert to fraction form
    226,233.54/339,394.03 = 85,981.23/x
  3. Step 3: Cross multiply
    226,233.54x = 339,394.03 × 85,981.23
  4. Step 4: Simplify right side
    226,233.54x = 29,181,515,939.10
  5. Step 5: Solve for x
    x = 29,181,515,939.10/226,233.54
  6. Step 6: Final answer
    x = 128,988.46

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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.