Finding the Fourth Proportional to 71,308.42, 106,961.19 and 24,560.26
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Solution
The fourth proportional to 71,308.42, 106,961.19 and 24,560.26 is: 36,839.89
Step by Step Solution
- Step 1: Write the proportion equation
71,308.42 : 106,961.19 = 24,560.26 : x - Step 2: Convert to fraction form
71,308.42/106,961.19 = 24,560.26/x - Step 3: Cross multiply
71,308.42x = 106,961.19 × 24,560.26 - Step 4: Simplify right side
71,308.42x = 2,626,994,636.31 - Step 5: Solve for x
x = 2,626,994,636.31/71,308.42 - Step 6: Final answer
x = 36,839.89
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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.