Finding the Fourth Proportional to 168,544.19, 232,640.84 and 96,974.61
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Solution
The fourth proportional to 168,544.19, 232,640.84 and 96,974.61 is: 133,853.65
Step by Step Solution
- Step 1: Write the proportion equation
168,544.19 : 232,640.84 = 96,974.61 : x - Step 2: Convert to fraction form
168,544.19/232,640.84 = 96,974.61/x - Step 3: Cross multiply
168,544.19x = 232,640.84 × 96,974.61 - Step 4: Simplify right side
168,544.19x = 22,560,254,729.07 - Step 5: Solve for x
x = 22,560,254,729.07/168,544.19 - Step 6: Final answer
x = 133,853.65
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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.