Finding the Fourth Proportional to 164,910.24, 227,575.68 and 89,458.74
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Solution
The fourth proportional to 164,910.24, 227,575.68 and 89,458.74 is: 123,452.82
Step by Step Solution
- Step 1: Write the proportion equation
164,910.24 : 227,575.68 = 89,458.74 : x - Step 2: Convert to fraction form
164,910.24/227,575.68 = 89,458.74/x - Step 3: Cross multiply
164,910.24x = 227,575.68 × 89,458.74 - Step 4: Simplify right side
164,910.24x = 20,358,633,587.44 - Step 5: Solve for x
x = 20,358,633,587.44/164,910.24 - Step 6: Final answer
x = 123,452.82
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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.