Finding the Fourth Proportional to 114,717.26, 158,265.63 and 84,574.26
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Solution
The fourth proportional to 114,717.26, 158,265.63 and 84,574.26 is: 116,679.90
Step by Step Solution
- Step 1: Write the proportion equation
114,717.26 : 158,265.63 = 84,574.26 : x - Step 2: Convert to fraction form
114,717.26/158,265.63 = 84,574.26/x - Step 3: Cross multiply
114,717.26x = 158,265.63 × 84,574.26 - Step 4: Simplify right side
114,717.26x = 13,385,198,540.68 - Step 5: Solve for x
x = 13,385,198,540.68/114,717.26 - Step 6: Final answer
x = 116,679.90
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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.