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Finding the Fourth Proportional to 227,671.89, 314,179.06 and 125,695.27

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Solution

The fourth proportional to 227,671.89, 314,179.06 and 125,695.27 is: 173,454.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,671.89 : 314,179.06 = 125,695.27 : x
  2. Step 2: Convert to fraction form
    227,671.89/314,179.06 = 125,695.27/x
  3. Step 3: Cross multiply
    227,671.89x = 314,179.06 × 125,695.27
  4. Step 4: Simplify right side
    227,671.89x = 39,490,821,775.05
  5. Step 5: Solve for x
    x = 39,490,821,775.05/227,671.89
  6. Step 6: Final answer
    x = 173,454.97

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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.