Finding the Fourth Proportional to 192,245.50, 265,293.61 and 106,202.62
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Solution
The fourth proportional to 192,245.50, 265,293.61 and 106,202.62 is: 146,556.75
Step by Step Solution
- Step 1: Write the proportion equation
192,245.50 : 265,293.61 = 106,202.62 : x - Step 2: Convert to fraction form
192,245.50/265,293.61 = 106,202.62/x - Step 3: Cross multiply
192,245.50x = 265,293.61 × 106,202.62 - Step 4: Simplify right side
192,245.50x = 28,174,876,451.26 - Step 5: Solve for x
x = 28,174,876,451.26/192,245.50 - Step 6: Final answer
x = 146,556.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.