Home / 226,336.53-339,557.30-66,406

Finding the Fourth Proportional to 226,336.53, 339,557.30 and 66,406

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Solution

The fourth proportional to 226,336.53, 339,557.30 and 66,406 is: 99,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,336.53 : 339,557.30 = 66,406 : x
  2. Step 2: Convert to fraction form
    226,336.53/339,557.30 = 66,406/x
  3. Step 3: Cross multiply
    226,336.53x = 339,557.30 × 66,406
  4. Step 4: Simplify right side
    226,336.53x = 22,548,642,063.80
  5. Step 5: Solve for x
    x = 22,548,642,063.80/226,336.53
  6. Step 6: Final answer
    x = 99,624.40

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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.