Finding the Fourth Proportional to 182,161.14, 271,410.21 and 171,975.20
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Solution
The fourth proportional to 182,161.14, 271,410.21 and 171,975.20 is: 256,233.70
Step by Step Solution
- Step 1: Write the proportion equation
182,161.14 : 271,410.21 = 171,975.20 : x - Step 2: Convert to fraction form
182,161.14/271,410.21 = 171,975.20/x - Step 3: Cross multiply
182,161.14x = 271,410.21 × 171,975.20 - Step 4: Simplify right side
182,161.14x = 46,675,823,789.74 - Step 5: Solve for x
x = 46,675,823,789.74/182,161.14 - Step 6: Final answer
x = 256,233.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.