Home / 153,976.56-230,971.38-48,793.20

Finding the Fourth Proportional to 153,976.56, 230,971.38 and 48,793.20

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Solution

The fourth proportional to 153,976.56, 230,971.38 and 48,793.20 is: 73,191.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,976.56 : 230,971.38 = 48,793.20 : x
  2. Step 2: Convert to fraction form
    153,976.56/230,971.38 = 48,793.20/x
  3. Step 3: Cross multiply
    153,976.56x = 230,971.38 × 48,793.20
  4. Step 4: Simplify right side
    153,976.56x = 11,269,832,738.62
  5. Step 5: Solve for x
    x = 11,269,832,738.62/153,976.56
  6. Step 6: Final answer
    x = 73,191.87

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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.