Home / 248,738.11-343,313.97-158,076.38

Finding the Fourth Proportional to 248,738.11, 343,313.97 and 158,076.38

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Solution

The fourth proportional to 248,738.11, 343,313.97 and 158,076.38 is: 218,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,738.11 : 343,313.97 = 158,076.38 : x
  2. Step 2: Convert to fraction form
    248,738.11/343,313.97 = 158,076.38/x
  3. Step 3: Cross multiply
    248,738.11x = 343,313.97 × 158,076.38
  4. Step 4: Simplify right side
    248,738.11x = 54,269,829,581.03
  5. Step 5: Solve for x
    x = 54,269,829,581.03/248,738.11
  6. Step 6: Final answer
    x = 218,180.60

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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.