Home / 146,190.42-219,362.48-103,769.61

Finding the Fourth Proportional to 146,190.42, 219,362.48 and 103,769.61

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Solution

The fourth proportional to 146,190.42, 219,362.48 and 103,769.61 is: 155,708.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,190.42 : 219,362.48 = 103,769.61 : x
  2. Step 2: Convert to fraction form
    146,190.42/219,362.48 = 103,769.61/x
  3. Step 3: Cross multiply
    146,190.42x = 219,362.48 × 103,769.61
  4. Step 4: Simplify right side
    146,190.42x = 22,763,158,998.23
  5. Step 5: Solve for x
    x = 22,763,158,998.23/146,190.42
  6. Step 6: Final answer
    x = 155,708.97

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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.