Home / 136,481.49-204,583.73-52,220.03

Finding the Fourth Proportional to 136,481.49, 204,583.73 and 52,220.03

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Solution

The fourth proportional to 136,481.49, 204,583.73 and 52,220.03 is: 78,277.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,481.49 : 204,583.73 = 52,220.03 : x
  2. Step 2: Convert to fraction form
    136,481.49/204,583.73 = 52,220.03/x
  3. Step 3: Cross multiply
    136,481.49x = 204,583.73 × 52,220.03
  4. Step 4: Simplify right side
    136,481.49x = 10,683,367,234.09
  5. Step 5: Solve for x
    x = 10,683,367,234.09/136,481.49
  6. Step 6: Final answer
    x = 78,277.04

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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.