Finding the Fourth Proportional to 83,883.49, 125,824.96 and 33,963.19
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Solution
The fourth proportional to 83,883.49, 125,824.96 and 33,963.19 is: 50,944.67
Step by Step Solution
- Step 1: Write the proportion equation
83,883.49 : 125,824.96 = 33,963.19 : x - Step 2: Convert to fraction form
83,883.49/125,824.96 = 33,963.19/x - Step 3: Cross multiply
83,883.49x = 125,824.96 × 33,963.19 - Step 4: Simplify right side
83,883.49x = 4,273,417,023.22 - Step 5: Solve for x
x = 4,273,417,023.22/83,883.49 - Step 6: Final answer
x = 50,944.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.