Finding the Fourth Proportional to 204,394.96, 306,629.52 and 84,452.14
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Solution
The fourth proportional to 204,394.96, 306,629.52 and 84,452.14 is: 126,693.53
Step by Step Solution
- Step 1: Write the proportion equation
204,394.96 : 306,629.52 = 84,452.14 : x - Step 2: Convert to fraction form
204,394.96/306,629.52 = 84,452.14/x - Step 3: Cross multiply
204,394.96x = 306,629.52 × 84,452.14 - Step 4: Simplify right side
204,394.96x = 25,895,519,151.17 - Step 5: Solve for x
x = 25,895,519,151.17/204,394.96 - Step 6: Final answer
x = 126,693.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.