Finding the Fourth Proportional to 71,249.88, 106,889.40 and 24,496.68
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Solution
The fourth proportional to 71,249.88, 106,889.40 and 24,496.68 is: 36,750.03
Step by Step Solution
- Step 1: Write the proportion equation
71,249.88 : 106,889.40 = 24,496.68 : x - Step 2: Convert to fraction form
71,249.88/106,889.40 = 24,496.68/x - Step 3: Cross multiply
71,249.88x = 106,889.40 × 24,496.68 - Step 4: Simplify right side
71,249.88x = 2,618,435,427.19 - Step 5: Solve for x
x = 2,618,435,427.19/71,249.88 - Step 6: Final answer
x = 36,750.03
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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.