Finding the Fourth Proportional to 168,250.91, 232,067.23 and 107,838.68
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Solution
The fourth proportional to 168,250.91, 232,067.23 and 107,838.68 is: 148,741.09
Step by Step Solution
- Step 1: Write the proportion equation
168,250.91 : 232,067.23 = 107,838.68 : x - Step 2: Convert to fraction form
168,250.91/232,067.23 = 107,838.68/x - Step 3: Cross multiply
168,250.91x = 232,067.23 × 107,838.68 - Step 4: Simplify right side
168,250.91x = 25,025,822,324.52 - Step 5: Solve for x
x = 25,025,822,324.52/168,250.91 - Step 6: Final answer
x = 148,741.09
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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.