Home / 248,787.78-372,960.67-96,949.71

Finding the Fourth Proportional to 248,787.78, 372,960.67 and 96,949.71

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Solution

The fourth proportional to 248,787.78, 372,960.67 and 96,949.71 is: 145,338.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,787.78 : 372,960.67 = 96,949.71 : x
  2. Step 2: Convert to fraction form
    248,787.78/372,960.67 = 96,949.71/x
  3. Step 3: Cross multiply
    248,787.78x = 372,960.67 × 96,949.71
  4. Step 4: Simplify right side
    248,787.78x = 36,158,428,797.91
  5. Step 5: Solve for x
    x = 36,158,428,797.91/248,787.78
  6. Step 6: Final answer
    x = 145,338.44

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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.