Finding the Fourth Proportional to 192,364.70, 288,201.45 and 164,716.70
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Solution
The fourth proportional to 192,364.70, 288,201.45 and 164,716.70 is: 246,779.12
Step by Step Solution
- Step 1: Write the proportion equation
192,364.70 : 288,201.45 = 164,716.70 : x - Step 2: Convert to fraction form
192,364.70/288,201.45 = 164,716.70/x - Step 3: Cross multiply
192,364.70x = 288,201.45 × 164,716.70 - Step 4: Simplify right side
192,364.70x = 47,471,591,779.22 - Step 5: Solve for x
x = 47,471,591,779.22/192,364.70 - Step 6: Final answer
x = 246,779.12
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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.