Finding the Fourth Proportional to 204,250.83, 281,751.12 and 122,557.95
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Solution
The fourth proportional to 204,250.83, 281,751.12 and 122,557.95 is: 169,060.95
Step by Step Solution
- Step 1: Write the proportion equation
204,250.83 : 281,751.12 = 122,557.95 : x - Step 2: Convert to fraction form
204,250.83/281,751.12 = 122,557.95/x - Step 3: Cross multiply
204,250.83x = 281,751.12 × 122,557.95 - Step 4: Simplify right side
204,250.83x = 34,530,839,677.40 - Step 5: Solve for x
x = 34,530,839,677.40/204,250.83 - Step 6: Final answer
x = 169,060.95
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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.