Home / 277,185.78-382,516.96-149,861.37

Finding the Fourth Proportional to 277,185.78, 382,516.96 and 149,861.37

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Solution

The fourth proportional to 277,185.78, 382,516.96 and 149,861.37 is: 206,809.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,185.78 : 382,516.96 = 149,861.37 : x
  2. Step 2: Convert to fraction form
    277,185.78/382,516.96 = 149,861.37/x
  3. Step 3: Cross multiply
    277,185.78x = 382,516.96 × 149,861.37
  4. Step 4: Simplify right side
    277,185.78x = 57,324,516,593.13
  5. Step 5: Solve for x
    x = 57,324,516,593.13/277,185.78
  6. Step 6: Final answer
    x = 206,809.01

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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.