Finding the Fourth Proportional to 204,470.12, 282,179.60 and 113,833.99
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Solution
The fourth proportional to 204,470.12, 282,179.60 and 113,833.99 is: 157,096.94
Step by Step Solution
- Step 1: Write the proportion equation
204,470.12 : 282,179.60 = 113,833.99 : x - Step 2: Convert to fraction form
204,470.12/282,179.60 = 113,833.99/x - Step 3: Cross multiply
204,470.12x = 282,179.60 × 113,833.99 - Step 4: Simplify right side
204,470.12x = 32,121,629,975.04 - Step 5: Solve for x
x = 32,121,629,975.04/204,470.12 - Step 6: Final answer
x = 157,096.94
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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.