Finding the Fourth Proportional to 164,654.49, 227,223.18 and 89,202.99
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Solution
The fourth proportional to 164,654.49, 227,223.18 and 89,202.99 is: 123,100.12
Step by Step Solution
- Step 1: Write the proportion equation
164,654.49 : 227,223.18 = 89,202.99 : x - Step 2: Convert to fraction form
164,654.49/227,223.18 = 89,202.99/x - Step 3: Cross multiply
164,654.49x = 227,223.18 × 89,202.99 - Step 4: Simplify right side
164,654.49x = 20,268,987,053.31 - Step 5: Solve for x
x = 20,268,987,053.31/164,654.49 - Step 6: Final answer
x = 123,100.12
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1.5x scale
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.