Finding the Fourth Proportional to 106,625.98, 159,763.92 and 36,467.02
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Solution
The fourth proportional to 106,625.98, 159,763.92 and 36,467.02 is: 54,640.66
Step by Step Solution
- Step 1: Write the proportion equation
106,625.98 : 159,763.92 = 36,467.02 : x - Step 2: Convert to fraction form
106,625.98/159,763.92 = 36,467.02/x - Step 3: Cross multiply
106,625.98x = 159,763.92 × 36,467.02 - Step 4: Simplify right side
106,625.98x = 5,826,114,065.92 - Step 5: Solve for x
x = 5,826,114,065.92/106,625.98 - Step 6: Final answer
x = 54,640.66
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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.