Finding the Fourth Proportional to 193,957.84, 268,138.92 and 192,183.76
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Solution
The fourth proportional to 193,957.84, 268,138.92 and 192,183.76 is: 265,686.33
Step by Step Solution
- Step 1: Write the proportion equation
193,957.84 : 268,138.92 = 192,183.76 : x - Step 2: Convert to fraction form
193,957.84/268,138.92 = 192,183.76/x - Step 3: Cross multiply
193,957.84x = 268,138.92 × 192,183.76 - Step 4: Simplify right side
193,957.84x = 51,531,945,847.94 - Step 5: Solve for x
x = 51,531,945,847.94/193,957.84 - Step 6: Final answer
x = 265,686.33
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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.