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Finding the Fourth Proportional to 136,609.37, 204,914.05 and 136,609.37

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Solution

The fourth proportional to 136,609.37, 204,914.05 and 136,609.37 is: 204,914.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,609.37 : 204,914.05 = 136,609.37 : x
  2. Step 2: Convert to fraction form
    136,609.37/204,914.05 = 136,609.37/x
  3. Step 3: Cross multiply
    136,609.37x = 204,914.05 × 136,609.37
  4. Step 4: Simplify right side
    136,609.37x = 27,993,179,445.41
  5. Step 5: Solve for x
    x = 27,993,179,445.41/136,609.37
  6. Step 6: Final answer
    x = 204,914.05

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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.