Finding the Fourth Proportional to 118,523.62, 177,800.01 and 43,631.02
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Solution
The fourth proportional to 118,523.62, 177,800.01 and 43,631.02 is: 65,451.90
Step by Step Solution
- Step 1: Write the proportion equation
118,523.62 : 177,800.01 = 43,631.02 : x - Step 2: Convert to fraction form
118,523.62/177,800.01 = 43,631.02/x - Step 3: Cross multiply
118,523.62x = 177,800.01 × 43,631.02 - Step 4: Simplify right side
118,523.62x = 7,757,595,792.31 - Step 5: Solve for x
x = 7,757,595,792.31/118,523.62 - Step 6: Final answer
x = 65,451.90
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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.