Home / 247,787.44-341,935.69-140,355.31

Finding the Fourth Proportional to 247,787.44, 341,935.69 and 140,355.31

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Solution

The fourth proportional to 247,787.44, 341,935.69 and 140,355.31 is: 193,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,787.44 : 341,935.69 = 140,355.31 : x
  2. Step 2: Convert to fraction form
    247,787.44/341,935.69 = 140,355.31/x
  3. Step 3: Cross multiply
    247,787.44x = 341,935.69 × 140,355.31
  4. Step 4: Simplify right side
    247,787.44x = 47,992,489,770.01
  5. Step 5: Solve for x
    x = 47,992,489,770.01/247,787.44
  6. Step 6: Final answer
    x = 193,684.11

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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.