Finding the Fourth Proportional to 213,850.48, 295,124.16 and 123,220.68
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Solution
The fourth proportional to 213,850.48, 295,124.16 and 123,220.68 is: 170,050.59
Step by Step Solution
- Step 1: Write the proportion equation
213,850.48 : 295,124.16 = 123,220.68 : x - Step 2: Convert to fraction form
213,850.48/295,124.16 = 123,220.68/x - Step 3: Cross multiply
213,850.48x = 295,124.16 × 123,220.68 - Step 4: Simplify right side
213,850.48x = 36,365,399,679.63 - Step 5: Solve for x
x = 36,365,399,679.63/213,850.48 - Step 6: Final answer
x = 170,050.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.