Home / 196,439.28-294,787.98-107,755.08

Finding the Fourth Proportional to 196,439.28, 294,787.98 and 107,755.08

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Solution

The fourth proportional to 196,439.28, 294,787.98 and 107,755.08 is: 161,703.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,439.28 : 294,787.98 = 107,755.08 : x
  2. Step 2: Convert to fraction form
    196,439.28/294,787.98 = 107,755.08/x
  3. Step 3: Cross multiply
    196,439.28x = 294,787.98 × 107,755.08
  4. Step 4: Simplify right side
    196,439.28x = 31,764,902,367.94
  5. Step 5: Solve for x
    x = 31,764,902,367.94/196,439.28
  6. Step 6: Final answer
    x = 161,703.41

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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.