Finding the Fourth Proportional to 283,539.44, 425,317.37 and 106,012.55
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Solution
The fourth proportional to 283,539.44, 425,317.37 and 106,012.55 is: 159,021.90
Step by Step Solution
- Step 1: Write the proportion equation
283,539.44 : 425,317.37 = 106,012.55 : x - Step 2: Convert to fraction form
283,539.44/425,317.37 = 106,012.55/x - Step 3: Cross multiply
283,539.44x = 425,317.37 × 106,012.55 - Step 4: Simplify right side
283,539.44x = 45,088,979,486.22 - Step 5: Solve for x
x = 45,088,979,486.22/283,539.44 - Step 6: Final answer
x = 159,021.90
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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.