Finding the Fourth Proportional to 177,325.20, 266,074.20 and 135,190.80
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Solution
The fourth proportional to 177,325.20, 266,074.20 and 135,190.80 is: 202,852.07
Step by Step Solution
- Step 1: Write the proportion equation
177,325.20 : 266,074.20 = 135,190.80 : x - Step 2: Convert to fraction form
177,325.20/266,074.20 = 135,190.80/x - Step 3: Cross multiply
177,325.20x = 266,074.20 × 135,190.80 - Step 4: Simplify right side
177,325.20x = 35,970,783,957.36 - Step 5: Solve for x
x = 35,970,783,957.36/177,325.20 - Step 6: Final answer
x = 202,852.07
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1.5x scale
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.