Home / 226,365.40-339,548.10-68,601.70

Finding the Fourth Proportional to 226,365.40, 339,548.10 and 68,601.70

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Solution

The fourth proportional to 226,365.40, 339,548.10 and 68,601.70 is: 102,902.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,365.40 : 339,548.10 = 68,601.70 : x
  2. Step 2: Convert to fraction form
    226,365.40/339,548.10 = 68,601.70/x
  3. Step 3: Cross multiply
    226,365.40x = 339,548.10 × 68,601.70
  4. Step 4: Simplify right side
    226,365.40x = 23,293,576,891.77
  5. Step 5: Solve for x
    x = 23,293,576,891.77/226,365.40
  6. Step 6: Final answer
    x = 102,902.55

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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.