Finding the Fourth Proportional to 239,629.86, 330,687.36 and 132,204.42
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Solution
The fourth proportional to 239,629.86, 330,687.36 and 132,204.42 is: 182,441.08
Step by Step Solution
- Step 1: Write the proportion equation
239,629.86 : 330,687.36 = 132,204.42 : x - Step 2: Convert to fraction form
239,629.86/330,687.36 = 132,204.42/x - Step 3: Cross multiply
239,629.86x = 330,687.36 × 132,204.42 - Step 4: Simplify right side
239,629.86x = 43,718,330,630.13 - Step 5: Solve for x
x = 43,718,330,630.13/239,629.86 - Step 6: Final answer
x = 182,441.08
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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.