Finding the Fourth Proportional to 84,587.67, 116,725.94 and 46,859.19
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Solution
The fourth proportional to 84,587.67, 116,725.94 and 46,859.19 is: 64,662.88
Step by Step Solution
- Step 1: Write the proportion equation
84,587.67 : 116,725.94 = 46,859.19 : x - Step 2: Convert to fraction form
84,587.67/116,725.94 = 46,859.19/x - Step 3: Cross multiply
84,587.67x = 116,725.94 × 46,859.19 - Step 4: Simplify right side
84,587.67x = 5,469,682,766.09 - Step 5: Solve for x
x = 5,469,682,766.09/84,587.67 - Step 6: Final answer
x = 64,662.88
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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.