Finding the Fourth Proportional to 202,448.20, 303,672.30 and 97,241.80
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Solution
The fourth proportional to 202,448.20, 303,672.30 and 97,241.80 is: 145,862.70
Step by Step Solution
- Step 1: Write the proportion equation
202,448.20 : 303,672.30 = 97,241.80 : x - Step 2: Convert to fraction form
202,448.20/303,672.30 = 97,241.80/x - Step 3: Cross multiply
202,448.20x = 303,672.30 × 97,241.80 - Step 4: Simplify right side
202,448.20x = 29,529,641,062.14 - Step 5: Solve for x
x = 29,529,641,062.14/202,448.20 - Step 6: Final answer
x = 145,862.70
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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.