Finding the Fourth Proportional to 167,964.75, 251,951.99 and 43,305.75
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Solution
The fourth proportional to 167,964.75, 251,951.99 and 43,305.75 is: 64,959.88
Step by Step Solution
- Step 1: Write the proportion equation
167,964.75 : 251,951.99 = 43,305.75 : x - Step 2: Convert to fraction form
167,964.75/251,951.99 = 43,305.75/x - Step 3: Cross multiply
167,964.75x = 251,951.99 × 43,305.75 - Step 4: Simplify right side
167,964.75x = 10,910,969,890.94 - Step 5: Solve for x
x = 10,910,969,890.94/167,964.75 - Step 6: Final answer
x = 64,959.88
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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.