Home / 226,890.40-340,256.23-66,923.89

Finding the Fourth Proportional to 226,890.40, 340,256.23 and 66,923.89

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Solution

The fourth proportional to 226,890.40, 340,256.23 and 66,923.89 is: 100,362.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,890.40 : 340,256.23 = 66,923.89 : x
  2. Step 2: Convert to fraction form
    226,890.40/340,256.23 = 66,923.89/x
  3. Step 3: Cross multiply
    226,890.40x = 340,256.23 × 66,923.89
  4. Step 4: Simplify right side
    226,890.40x = 22,771,270,508.33
  5. Step 5: Solve for x
    x = 22,771,270,508.33/226,890.40
  6. Step 6: Final answer
    x = 100,362.42

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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.