Finding the Fourth Proportional to 192,863.25, 289,481.94 and 93,093.75
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Solution
The fourth proportional to 192,863.25, 289,481.94 and 93,093.75 is: 139,730.92
Step by Step Solution
- Step 1: Write the proportion equation
192,863.25 : 289,481.94 = 93,093.75 : x - Step 2: Convert to fraction form
192,863.25/289,481.94 = 93,093.75/x - Step 3: Cross multiply
192,863.25x = 289,481.94 × 93,093.75 - Step 4: Simplify right side
192,863.25x = 26,948,959,351.88 - Step 5: Solve for x
x = 26,948,959,351.88/192,863.25 - Step 6: Final answer
x = 139,730.92
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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.