Finding the Fourth Proportional to 194,805.23, 292,245.50 and 74,853.14
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Solution
The fourth proportional to 194,805.23, 292,245.50 and 74,853.14 is: 112,294.18
Step by Step Solution
- Step 1: Write the proportion equation
194,805.23 : 292,245.50 = 74,853.14 : x - Step 2: Convert to fraction form
194,805.23/292,245.50 = 74,853.14/x - Step 3: Cross multiply
194,805.23x = 292,245.50 × 74,853.14 - Step 4: Simplify right side
194,805.23x = 21,875,492,051.78 - Step 5: Solve for x
x = 21,875,492,051.78/194,805.23 - Step 6: Final answer
x = 112,294.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.