Finding the Fourth Proportional to 116,594.40, 160,895.64 and 68,863.08
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Solution
The fourth proportional to 116,594.40, 160,895.64 and 68,863.08 is: 95,028.31
Step by Step Solution
- Step 1: Write the proportion equation
116,594.40 : 160,895.64 = 68,863.08 : x - Step 2: Convert to fraction form
116,594.40/160,895.64 = 68,863.08/x - Step 3: Cross multiply
116,594.40x = 160,895.64 × 68,863.08 - Step 4: Simplify right side
116,594.40x = 11,079,769,328.97 - Step 5: Solve for x
x = 11,079,769,328.97/116,594.40 - Step 6: Final answer
x = 95,028.31
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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.