Finding the Fourth Proportional to 98,757.75, 148,136.63 and 24,885.75
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Solution
The fourth proportional to 98,757.75, 148,136.63 and 24,885.75 is: 37,328.63
Step by Step Solution
- Step 1: Write the proportion equation
98,757.75 : 148,136.63 = 24,885.75 : x - Step 2: Convert to fraction form
98,757.75/148,136.63 = 24,885.75/x - Step 3: Cross multiply
98,757.75x = 148,136.63 × 24,885.75 - Step 4: Simplify right side
98,757.75x = 3,686,491,015.59 - Step 5: Solve for x
x = 3,686,491,015.59/98,757.75 - Step 6: Final answer
x = 37,328.63
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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.