Finding the Fourth Proportional to 283,699.23, 425,563.43 and 73,338.99
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Solution
The fourth proportional to 283,699.23, 425,563.43 and 73,338.99 is: 110,012.25
Step by Step Solution
- Step 1: Write the proportion equation
283,699.23 : 425,563.43 = 73,338.99 : x - Step 2: Convert to fraction form
283,699.23/425,563.43 = 73,338.99/x - Step 3: Cross multiply
283,699.23x = 425,563.43 × 73,338.99 - Step 4: Simplify right side
283,699.23x = 31,210,391,770.44 - Step 5: Solve for x
x = 31,210,391,770.44/283,699.23 - Step 6: Final answer
x = 110,012.25
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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.