Finding the Fourth Proportional to 71,489.25, 107,241.17 and 24,741.99
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Solution
The fourth proportional to 71,489.25, 107,241.17 and 24,741.99 is: 37,115.51
Step by Step Solution
- Step 1: Write the proportion equation
71,489.25 : 107,241.17 = 24,741.99 : x - Step 2: Convert to fraction form
71,489.25/107,241.17 = 24,741.99/x - Step 3: Cross multiply
71,489.25x = 107,241.17 × 24,741.99 - Step 4: Simplify right side
71,489.25x = 2,653,359,832.02 - Step 5: Solve for x
x = 2,653,359,832.02/71,489.25 - Step 6: Final answer
x = 37,115.51
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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.