Finding the Third Proportional to 72,025.50 and 155,154
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Solution
The third proportional to 72,025.50 and 155,154 is: 334,225.57
Step by Step Solution
- Step 1: Write the proportion equation
72,025.50 : 155,154 = 155,154 : x - Step 2: Convert to fraction form
72,025.50/155,154 = 155,154/x - Step 3: Cross multiply
72,025.50x = 155,154 × 155,154 - Step 4: Simplify right side
72,025.50x = 24,072,763,716 - Step 5: Solve for x
x = 24,072,763,716/72,025.50 - Step 6: Final answer
x = 334,225.57
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.