Finding the Fourth Proportional to 186,767.44, 257,738.16 and 101,883.76
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Solution
The fourth proportional to 186,767.44, 257,738.16 and 101,883.76 is: 140,599.09
Step by Step Solution
- Step 1: Write the proportion equation
186,767.44 : 257,738.16 = 101,883.76 : x - Step 2: Convert to fraction form
186,767.44/257,738.16 = 101,883.76/x - Step 3: Cross multiply
186,767.44x = 257,738.16 × 101,883.76 - Step 4: Simplify right side
186,767.44x = 26,259,332,836.28 - Step 5: Solve for x
x = 26,259,332,836.28/186,767.44 - Step 6: Final answer
x = 140,599.09
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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.