Home / 131,902.74-197,847.90-43,144.56

Finding the Fourth Proportional to 131,902.74, 197,847.90 and 43,144.56

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Solution

The fourth proportional to 131,902.74, 197,847.90 and 43,144.56 is: 64,714.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,902.74 : 197,847.90 = 43,144.56 : x
  2. Step 2: Convert to fraction form
    131,902.74/197,847.90 = 43,144.56/x
  3. Step 3: Cross multiply
    131,902.74x = 197,847.90 × 43,144.56
  4. Step 4: Simplify right side
    131,902.74x = 8,536,060,592.42
  5. Step 5: Solve for x
    x = 8,536,060,592.42/131,902.74
  6. Step 6: Final answer
    x = 64,714.81

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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.