Finding the Fourth Proportional to 194,959.12, 292,449.08 and 61,850.02
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Solution
The fourth proportional to 194,959.12, 292,449.08 and 61,850.02 is: 92,778.33
Step by Step Solution
- Step 1: Write the proportion equation
194,959.12 : 292,449.08 = 61,850.02 : x - Step 2: Convert to fraction form
194,959.12/292,449.08 = 61,850.02/x - Step 3: Cross multiply
194,959.12x = 292,449.08 × 61,850.02 - Step 4: Simplify right side
194,959.12x = 18,087,981,446.98 - Step 5: Solve for x
x = 18,087,981,446.98/194,959.12 - Step 6: Final answer
x = 92,778.33
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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.