Finding the Fourth Proportional to 272,446.94, 408,672.69 and 94,953.66
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Solution
The fourth proportional to 272,446.94, 408,672.69 and 94,953.66 is: 142,431.29
Step by Step Solution
- Step 1: Write the proportion equation
272,446.94 : 408,672.69 = 94,953.66 : x - Step 2: Convert to fraction form
272,446.94/408,672.69 = 94,953.66/x - Step 3: Cross multiply
272,446.94x = 408,672.69 × 94,953.66 - Step 4: Simplify right side
272,446.94x = 38,804,967,182.78 - Step 5: Solve for x
x = 38,804,967,182.78/272,446.94 - Step 6: Final answer
x = 142,431.29
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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.