Finding the Fourth Proportional to 226,006.79, 311,868.73 and 134,110.23
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Solution
The fourth proportional to 226,006.79, 311,868.73 and 134,110.23 is: 185,059.87
Step by Step Solution
- Step 1: Write the proportion equation
226,006.79 : 311,868.73 = 134,110.23 : x - Step 2: Convert to fraction form
226,006.79/311,868.73 = 134,110.23/x - Step 3: Cross multiply
226,006.79x = 311,868.73 × 134,110.23 - Step 4: Simplify right side
226,006.79x = 41,824,786,108.24 - Step 5: Solve for x
x = 41,824,786,108.24/226,006.79 - Step 6: Final answer
x = 185,059.87
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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.