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Finding the Fourth Proportional to 227,910.68, 314,516.64 and 125,935.25

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Solution

The fourth proportional to 227,910.68, 314,516.64 and 125,935.25 is: 173,790.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,910.68 : 314,516.64 = 125,935.25 : x
  2. Step 2: Convert to fraction form
    227,910.68/314,516.64 = 125,935.25/x
  3. Step 3: Cross multiply
    227,910.68x = 314,516.64 × 125,935.25
  4. Step 4: Simplify right side
    227,910.68x = 39,608,731,687.56
  5. Step 5: Solve for x
    x = 39,608,731,687.56/227,910.68
  6. Step 6: Final answer
    x = 173,790.59

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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.