Home / 235,905.82-353,563.62-185,787.98

Finding the Fourth Proportional to 235,905.82, 353,563.62 and 185,787.98

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Solution

The fourth proportional to 235,905.82, 353,563.62 and 185,787.98 is: 278,449.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,905.82 : 353,563.62 = 185,787.98 : x
  2. Step 2: Convert to fraction form
    235,905.82/353,563.62 = 185,787.98/x
  3. Step 3: Cross multiply
    235,905.82x = 353,563.62 × 185,787.98
  4. Step 4: Simplify right side
    235,905.82x = 65,687,870,761.29
  5. Step 5: Solve for x
    x = 65,687,870,761.29/235,905.82
  6. Step 6: Final answer
    x = 278,449.56

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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.