Finding the Fourth Proportional to 127,173.90, 190,755.81 and 32,404.62
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Solution
The fourth proportional to 127,173.90, 190,755.81 and 32,404.62 is: 48,605.65
Step by Step Solution
- Step 1: Write the proportion equation
127,173.90 : 190,755.81 = 32,404.62 : x - Step 2: Convert to fraction form
127,173.90/190,755.81 = 32,404.62/x - Step 3: Cross multiply
127,173.90x = 190,755.81 × 32,404.62 - Step 4: Simplify right side
127,173.90x = 6,181,369,535.84 - Step 5: Solve for x
x = 6,181,369,535.84/127,173.90 - Step 6: Final answer
x = 48,605.65
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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.