Finding the Fourth Proportional to 43,385,676.23, 59,867,872.42 and 25,981,573.97
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Solution
The fourth proportional to 43,385,676.23, 59,867,872.42 and 25,981,573.97 is: 35,851,960.62
Step by Step Solution
- Step 1: Write the proportion equation
43,385,676.23 : 59,867,872.42 = 25,981,573.97 : x - Step 2: Convert to fraction form
43,385,676.23/59,867,872.42 = 25,981,573.97/x - Step 3: Cross multiply
43,385,676.23x = 59,867,872.42 × 25,981,573.97 - Step 4: Simplify right side
43,385,676.23x = 1,555,461,555,706,753 - Step 5: Solve for x
x = 1,555,461,555,706,753/43,385,676.23 - Step 6: Final answer
x = 35,851,960.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.