Finding the Fourth Proportional to 226,635.44, 312,764.58 and 124,668.48
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Solution
The fourth proportional to 226,635.44, 312,764.58 and 124,668.48 is: 172,046.73
Step by Step Solution
- Step 1: Write the proportion equation
226,635.44 : 312,764.58 = 124,668.48 : x - Step 2: Convert to fraction form
226,635.44/312,764.58 = 124,668.48/x - Step 3: Cross multiply
226,635.44x = 312,764.58 × 124,668.48 - Step 4: Simplify right side
226,635.44x = 38,991,884,786.44 - Step 5: Solve for x
x = 38,991,884,786.44/226,635.44 - Step 6: Final answer
x = 172,046.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.