Finding the Fourth Proportional to 186,704.00, 257,653.25 and 101,821.07
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Solution
The fourth proportional to 186,704.00, 257,653.25 and 101,821.07 is: 140,514.01
Step by Step Solution
- Step 1: Write the proportion equation
186,704.00 : 257,653.25 = 101,821.07 : x - Step 2: Convert to fraction form
186,704.00/257,653.25 = 101,821.07/x - Step 3: Cross multiply
186,704.00x = 257,653.25 × 101,821.07 - Step 4: Simplify right side
186,704.00x = 26,234,527,806.61 - Step 5: Solve for x
x = 26,234,527,806.61/186,704.00 - Step 6: Final answer
x = 140,514.01
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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.