Home / 226,343.07-339,429.81-66,385.89

Finding the Fourth Proportional to 226,343.07, 339,429.81 and 66,385.89

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Solution

The fourth proportional to 226,343.07, 339,429.81 and 66,385.89 is: 99,553.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,343.07 : 339,429.81 = 66,385.89 : x
  2. Step 2: Convert to fraction form
    226,343.07/339,429.81 = 66,385.89/x
  3. Step 3: Cross multiply
    226,343.07x = 339,429.81 × 66,385.89
  4. Step 4: Simplify right side
    226,343.07x = 22,533,350,029.38
  5. Step 5: Solve for x
    x = 22,533,350,029.38/226,343.07
  6. Step 6: Final answer
    x = 99,553.96

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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.