Home / 226,922.89-313,015.42-139,722.02

Finding the Fourth Proportional to 226,922.89, 313,015.42 and 139,722.02

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Solution

The fourth proportional to 226,922.89, 313,015.42 and 139,722.02 is: 192,731.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,922.89 : 313,015.42 = 139,722.02 : x
  2. Step 2: Convert to fraction form
    226,922.89/313,015.42 = 139,722.02/x
  3. Step 3: Cross multiply
    226,922.89x = 313,015.42 × 139,722.02
  4. Step 4: Simplify right side
    226,922.89x = 43,735,146,773.55
  5. Step 5: Solve for x
    x = 43,735,146,773.55/226,922.89
  6. Step 6: Final answer
    x = 192,731.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.