Home / 119,202.47-164,452.78-68,187.97

Finding the Fourth Proportional to 119,202.47, 164,452.78 and 68,187.97

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Solution

The fourth proportional to 119,202.47, 164,452.78 and 68,187.97 is: 94,072.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,202.47 : 164,452.78 = 68,187.97 : x
  2. Step 2: Convert to fraction form
    119,202.47/164,452.78 = 68,187.97/x
  3. Step 3: Cross multiply
    119,202.47x = 164,452.78 × 68,187.97
  4. Step 4: Simplify right side
    119,202.47x = 11,213,701,229.06
  5. Step 5: Solve for x
    x = 11,213,701,229.06/119,202.47
  6. Step 6: Final answer
    x = 94,072.73

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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.