Finding the Fourth Proportional to 71,857.68, 107,803.23 and 24,473.19
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Solution
The fourth proportional to 71,857.68, 107,803.23 and 24,473.19 is: 36,715.48
Step by Step Solution
- Step 1: Write the proportion equation
71,857.68 : 107,803.23 = 24,473.19 : x - Step 2: Convert to fraction form
71,857.68/107,803.23 = 24,473.19/x - Step 3: Cross multiply
71,857.68x = 107,803.23 × 24,473.19 - Step 4: Simplify right side
71,857.68x = 2,638,288,930.40 - Step 5: Solve for x
x = 2,638,288,930.40/71,857.68 - Step 6: Final answer
x = 36,715.48
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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.