Home / 127,912.82-191,869.59-44,787.38

Finding the Fourth Proportional to 127,912.82, 191,869.59 and 44,787.38

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Solution

The fourth proportional to 127,912.82, 191,869.59 and 44,787.38 is: 67,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,912.82 : 191,869.59 = 44,787.38 : x
  2. Step 2: Convert to fraction form
    127,912.82/191,869.59 = 44,787.38/x
  3. Step 3: Cross multiply
    127,912.82x = 191,869.59 × 44,787.38
  4. Step 4: Simplify right side
    127,912.82x = 8,593,336,237.77
  5. Step 5: Solve for x
    x = 8,593,336,237.77/127,912.82
  6. Step 6: Final answer
    x = 67,181.20

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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.