Home / 49,123.24-67,787.94-27,907.72

Finding the Fourth Proportional to 49,123.24, 67,787.94 and 27,907.72

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Solution

The fourth proportional to 49,123.24, 67,787.94 and 27,907.72 is: 38,511.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,123.24 : 67,787.94 = 27,907.72 : x
  2. Step 2: Convert to fraction form
    49,123.24/67,787.94 = 27,907.72/x
  3. Step 3: Cross multiply
    49,123.24x = 67,787.94 × 27,907.72
  4. Step 4: Simplify right side
    49,123.24x = 1,891,806,848.90
  5. Step 5: Solve for x
    x = 1,891,806,848.90/49,123.24
  6. Step 6: Final answer
    x = 38,511.44

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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.