Home / 146,604.70-219,615.45-136,107.10

Finding the Fourth Proportional to 146,604.70, 219,615.45 and 136,107.10

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Solution

The fourth proportional to 146,604.70, 219,615.45 and 136,107.10 is: 203,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,604.70 : 219,615.45 = 136,107.10 : x
  2. Step 2: Convert to fraction form
    146,604.70/219,615.45 = 136,107.10/x
  3. Step 3: Cross multiply
    146,604.70x = 219,615.45 × 136,107.10
  4. Step 4: Simplify right side
    146,604.70x = 29,891,222,014.70
  5. Step 5: Solve for x
    x = 29,891,222,014.70/146,604.70
  6. Step 6: Final answer
    x = 203,889.93

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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.