Finding the Fourth Proportional to 179,407.44, 269,236.08 and 74,226.96
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Solution
The fourth proportional to 179,407.44, 269,236.08 and 74,226.96 is: 111,392.12
Step by Step Solution
- Step 1: Write the proportion equation
179,407.44 : 269,236.08 = 74,226.96 : x - Step 2: Convert to fraction form
179,407.44/269,236.08 = 74,226.96/x - Step 3: Cross multiply
179,407.44x = 269,236.08 × 74,226.96 - Step 4: Simplify right side
179,407.44x = 19,984,575,740.72 - Step 5: Solve for x
x = 19,984,575,740.72/179,407.44 - Step 6: Final answer
x = 111,392.12
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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.