Home / 226,353.06-339,582.10-66,422.53

Finding the Fourth Proportional to 226,353.06, 339,582.10 and 66,422.53

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Solution

The fourth proportional to 226,353.06, 339,582.10 and 66,422.53 is: 99,649.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,353.06 : 339,582.10 = 66,422.53 : x
  2. Step 2: Convert to fraction form
    226,353.06/339,582.10 = 66,422.53/x
  3. Step 3: Cross multiply
    226,353.06x = 339,582.10 × 66,422.53
  4. Step 4: Simplify right side
    226,353.06x = 22,555,902,420.86
  5. Step 5: Solve for x
    x = 22,555,902,420.86/226,353.06
  6. Step 6: Final answer
    x = 99,649.21

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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.