Finding the Fourth Proportional to 173,474.80, 260,212.20 and 48,815.80
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Solution
The fourth proportional to 173,474.80, 260,212.20 and 48,815.80 is: 73,223.70
Step by Step Solution
- Step 1: Write the proportion equation
173,474.80 : 260,212.20 = 48,815.80 : x - Step 2: Convert to fraction form
173,474.80/260,212.20 = 48,815.80/x - Step 3: Cross multiply
173,474.80x = 260,212.20 × 48,815.80 - Step 4: Simplify right side
173,474.80x = 12,702,466,712.76 - Step 5: Solve for x
x = 12,702,466,712.76/173,474.80 - Step 6: Final answer
x = 73,223.70
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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.