Home / 162,893.70-244,170.05-68,178.15

Finding the Fourth Proportional to 162,893.70, 244,170.05 and 68,178.15

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Solution

The fourth proportional to 162,893.70, 244,170.05 and 68,178.15 is: 102,195.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,893.70 : 244,170.05 = 68,178.15 : x
  2. Step 2: Convert to fraction form
    162,893.70/244,170.05 = 68,178.15/x
  3. Step 3: Cross multiply
    162,893.70x = 244,170.05 × 68,178.15
  4. Step 4: Simplify right side
    162,893.70x = 16,647,061,953.52
  5. Step 5: Solve for x
    x = 16,647,061,953.52/162,893.70
  6. Step 6: Final answer
    x = 102,195.86

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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.