Home / 200,896.09-301,234.78-60,636.49

Finding the Fourth Proportional to 200,896.09, 301,234.78 and 60,636.49

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Solution

The fourth proportional to 200,896.09, 301,234.78 and 60,636.49 is: 90,921.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,896.09 : 301,234.78 = 60,636.49 : x
  2. Step 2: Convert to fraction form
    200,896.09/301,234.78 = 60,636.49/x
  3. Step 3: Cross multiply
    200,896.09x = 301,234.78 × 60,636.49
  4. Step 4: Simplify right side
    200,896.09x = 18,265,819,725.12
  5. Step 5: Solve for x
    x = 18,265,819,725.12/200,896.09
  6. Step 6: Final answer
    x = 90,921.73

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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.