Home / 197,990.48-296,981.22-48,231.56

Finding the Fourth Proportional to 197,990.48, 296,981.22 and 48,231.56

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Solution

The fourth proportional to 197,990.48, 296,981.22 and 48,231.56 is: 72,346.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,990.48 : 296,981.22 = 48,231.56 : x
  2. Step 2: Convert to fraction form
    197,990.48/296,981.22 = 48,231.56/x
  3. Step 3: Cross multiply
    197,990.48x = 296,981.22 × 48,231.56
  4. Step 4: Simplify right side
    197,990.48x = 14,323,867,531.30
  5. Step 5: Solve for x
    x = 14,323,867,531.30/197,990.48
  6. Step 6: Final answer
    x = 72,346.24

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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.