Finding the Fourth Proportional to 89,083.87, 133,645.26 and 29,917.99
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Solution
The fourth proportional to 89,083.87, 133,645.26 and 29,917.99 is: 44,883.52
Step by Step Solution
- Step 1: Write the proportion equation
89,083.87 : 133,645.26 = 29,917.99 : x - Step 2: Convert to fraction form
89,083.87/133,645.26 = 29,917.99/x - Step 3: Cross multiply
89,083.87x = 133,645.26 × 29,917.99 - Step 4: Simplify right side
89,083.87x = 3,998,397,663.19 - Step 5: Solve for x
x = 3,998,397,663.19/89,083.87 - Step 6: Final answer
x = 44,883.52
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1.5x scale
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.