Finding the Fourth Proportional to 95,781.08, 143,694.09 and 29,221.19
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Solution
The fourth proportional to 95,781.08, 143,694.09 and 29,221.19 is: 43,838.64
Step by Step Solution
- Step 1: Write the proportion equation
95,781.08 : 143,694.09 = 29,221.19 : x - Step 2: Convert to fraction form
95,781.08/143,694.09 = 29,221.19/x - Step 3: Cross multiply
95,781.08x = 143,694.09 × 29,221.19 - Step 4: Simplify right side
95,781.08x = 4,198,912,305.77 - Step 5: Solve for x
x = 4,198,912,305.77/95,781.08 - Step 6: Final answer
x = 43,838.64
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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.