Finding the Fourth Proportional to 283,859.87, 425,858.27 and 106,368.44
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Solution
The fourth proportional to 283,859.87, 425,858.27 and 106,368.44 is: 159,578.31
Step by Step Solution
- Step 1: Write the proportion equation
283,859.87 : 425,858.27 = 106,368.44 : x - Step 2: Convert to fraction form
283,859.87/425,858.27 = 106,368.44/x - Step 3: Cross multiply
283,859.87x = 425,858.27 × 106,368.44 - Step 4: Simplify right side
283,859.87x = 45,297,877,179.87 - Step 5: Solve for x
x = 45,297,877,179.87/283,859.87 - Step 6: Final answer
x = 159,578.31
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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.