Finding the Fourth Proportional to 96,203.97, 132,761.97 and 53,763.21
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Solution
The fourth proportional to 96,203.97, 132,761.97 and 53,763.21 is: 74,193.50
Step by Step Solution
- Step 1: Write the proportion equation
96,203.97 : 132,761.97 = 53,763.21 : x - Step 2: Convert to fraction form
96,203.97/132,761.97 = 53,763.21/x - Step 3: Cross multiply
96,203.97x = 132,761.97 × 53,763.21 - Step 4: Simplify right side
96,203.97x = 7,137,709,673.12 - Step 5: Solve for x
x = 7,137,709,673.12/96,203.97 - Step 6: Final answer
x = 74,193.50
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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.