Finding the Fourth Proportional to 84,307.38, 116,344.25 and 46,581.63
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Solution
The fourth proportional to 84,307.38, 116,344.25 and 46,581.63 is: 64,282.69
Step by Step Solution
- Step 1: Write the proportion equation
84,307.38 : 116,344.25 = 46,581.63 : x - Step 2: Convert to fraction form
84,307.38/116,344.25 = 46,581.63/x - Step 3: Cross multiply
84,307.38x = 116,344.25 × 46,581.63 - Step 4: Simplify right side
84,307.38x = 5,419,504,806.13 - Step 5: Solve for x
x = 5,419,504,806.13/84,307.38 - Step 6: Final answer
x = 64,282.69
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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.