Home / 271,945.23-407,777.64-122,057.03

Finding the Fourth Proportional to 271,945.23, 407,777.64 and 122,057.03

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Solution

The fourth proportional to 271,945.23, 407,777.64 and 122,057.03 is: 183,022.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,945.23 : 407,777.64 = 122,057.03 : x
  2. Step 2: Convert to fraction form
    271,945.23/407,777.64 = 122,057.03/x
  3. Step 3: Cross multiply
    271,945.23x = 407,777.64 × 122,057.03
  4. Step 4: Simplify right side
    271,945.23x = 49,772,125,599.92
  5. Step 5: Solve for x
    x = 49,772,125,599.92/271,945.23
  6. Step 6: Final answer
    x = 183,022.61

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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.