Finding the Fourth Proportional to 164,664.51, 227,231.20 and 93,042.99
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Solution
The fourth proportional to 164,664.51, 227,231.20 and 93,042.99 is: 128,396.04
Step by Step Solution
- Step 1: Write the proportion equation
164,664.51 : 227,231.20 = 93,042.99 : x - Step 2: Convert to fraction form
164,664.51/227,231.20 = 93,042.99/x - Step 3: Cross multiply
164,664.51x = 227,231.20 × 93,042.99 - Step 4: Simplify right side
164,664.51x = 21,142,270,269.29 - Step 5: Solve for x
x = 21,142,270,269.29/164,664.51 - Step 6: Final answer
x = 128,396.04
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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.