Finding the Fourth Proportional to 194,552.60, 268,436.87 and 118,069.99
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Solution
The fourth proportional to 194,552.60, 268,436.87 and 118,069.99 is: 162,908.84
Step by Step Solution
- Step 1: Write the proportion equation
194,552.60 : 268,436.87 = 118,069.99 : x - Step 2: Convert to fraction form
194,552.60/268,436.87 = 118,069.99/x - Step 3: Cross multiply
194,552.60x = 268,436.87 × 118,069.99 - Step 4: Simplify right side
194,552.60x = 31,694,338,556.53 - Step 5: Solve for x
x = 31,694,338,556.53/194,552.60 - Step 6: Final answer
x = 162,908.84
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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.