Finding the Fourth Proportional to 227,232.36, 313,582.86 and 125,261.76
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Solution
The fourth proportional to 227,232.36, 313,582.86 and 125,261.76 is: 172,862.44
Step by Step Solution
- Step 1: Write the proportion equation
227,232.36 : 313,582.86 = 125,261.76 : x - Step 2: Convert to fraction form
227,232.36/313,582.86 = 125,261.76/x - Step 3: Cross multiply
227,232.36x = 313,582.86 × 125,261.76 - Step 4: Simplify right side
227,232.36x = 39,279,940,949.43 - Step 5: Solve for x
x = 39,279,940,949.43/227,232.36 - Step 6: Final answer
x = 172,862.44
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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.