Finding the Fourth Proportional to 118,571.84, 177,858.06 and 48,451.14
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Solution
The fourth proportional to 118,571.84, 177,858.06 and 48,451.14 is: 72,676.83
Step by Step Solution
- Step 1: Write the proportion equation
118,571.84 : 177,858.06 = 48,451.14 : x - Step 2: Convert to fraction form
118,571.84/177,858.06 = 48,451.14/x - Step 3: Cross multiply
118,571.84x = 177,858.06 × 48,451.14 - Step 4: Simplify right side
118,571.84x = 8,617,425,765.19 - Step 5: Solve for x
x = 8,617,425,765.19/118,571.84 - Step 6: Final answer
x = 72,676.83
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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.