Home / 49,963.31-74,942.49-18,370.95

Finding the Fourth Proportional to 49,963.31, 74,942.49 and 18,370.95

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Solution

The fourth proportional to 49,963.31, 74,942.49 and 18,370.95 is: 27,555.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,963.31 : 74,942.49 = 18,370.95 : x
  2. Step 2: Convert to fraction form
    49,963.31/74,942.49 = 18,370.95/x
  3. Step 3: Cross multiply
    49,963.31x = 74,942.49 × 18,370.95
  4. Step 4: Simplify right side
    49,963.31x = 1,376,764,894.41
  5. Step 5: Solve for x
    x = 1,376,764,894.41/49,963.31
  6. Step 6: Final answer
    x = 27,555.52

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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.