Finding the Fourth Proportional to 118,183.44, 177,233.04 and 39,276.48
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Solution
The fourth proportional to 118,183.44, 177,233.04 and 39,276.48 is: 58,900.72
Step by Step Solution
- Step 1: Write the proportion equation
118,183.44 : 177,233.04 = 39,276.48 : x - Step 2: Convert to fraction form
118,183.44/177,233.04 = 39,276.48/x - Step 3: Cross multiply
118,183.44x = 177,233.04 × 39,276.48 - Step 4: Simplify right side
118,183.44x = 6,961,089,950.90 - Step 5: Solve for x
x = 6,961,089,950.90/118,183.44 - Step 6: Final answer
x = 58,900.72
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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.