Finding the Fourth Proportional to 168,591.24, 232,671.99 and 92,121.96
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Solution
The fourth proportional to 168,591.24, 232,671.99 and 92,121.96 is: 127,137.09
Step by Step Solution
- Step 1: Write the proportion equation
168,591.24 : 232,671.99 = 92,121.96 : x - Step 2: Convert to fraction form
168,591.24/232,671.99 = 92,121.96/x - Step 3: Cross multiply
168,591.24x = 232,671.99 × 92,121.96 - Step 4: Simplify right side
168,591.24x = 21,434,199,755.90 - Step 5: Solve for x
x = 21,434,199,755.90/168,591.24 - Step 6: Final answer
x = 127,137.09
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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.