Finding the Fourth Proportional to 202,297.70, 303,568.05 and 83,956.70
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Solution
The fourth proportional to 202,297.70, 303,568.05 and 83,956.70 is: 125,985.47
Step by Step Solution
- Step 1: Write the proportion equation
202,297.70 : 303,568.05 = 83,956.70 : x - Step 2: Convert to fraction form
202,297.70/303,568.05 = 83,956.70/x - Step 3: Cross multiply
202,297.70x = 303,568.05 × 83,956.70 - Step 4: Simplify right side
202,297.70x = 25,486,571,703.44 - Step 5: Solve for x
x = 25,486,571,703.44/202,297.70 - Step 6: Final answer
x = 125,985.47
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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.