Home / 146,604.20-219,614.70-136,106.60

Finding the Fourth Proportional to 146,604.20, 219,614.70 and 136,106.60

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Solution

The fourth proportional to 146,604.20, 219,614.70 and 136,106.60 is: 203,889.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,604.20 : 219,614.70 = 136,106.60 : x
  2. Step 2: Convert to fraction form
    146,604.20/219,614.70 = 136,106.60/x
  3. Step 3: Cross multiply
    146,604.20x = 219,614.70 × 136,106.60
  4. Step 4: Simplify right side
    146,604.20x = 29,891,010,127.02
  5. Step 5: Solve for x
    x = 29,891,010,127.02/146,604.20
  6. Step 6: Final answer
    x = 203,889.18

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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.