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Finding the Fourth Proportional to 154,894.44, 232,617.50 and 126,867.56

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Solution

The fourth proportional to 154,894.44, 232,617.50 and 126,867.56 is: 190,527.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,894.44 : 232,617.50 = 126,867.56 : x
  2. Step 2: Convert to fraction form
    154,894.44/232,617.50 = 126,867.56/x
  3. Step 3: Cross multiply
    154,894.44x = 232,617.50 × 126,867.56
  4. Step 4: Simplify right side
    154,894.44x = 29,511,614,638.30
  5. Step 5: Solve for x
    x = 29,511,614,638.30/154,894.44
  6. Step 6: Final answer
    x = 190,527.27

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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.