Finding the Fourth Proportional to 196,160.12, 270,699.88 and 110,119.08
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Solution
The fourth proportional to 196,160.12, 270,699.88 and 110,119.08 is: 151,963.72
Step by Step Solution
- Step 1: Write the proportion equation
196,160.12 : 270,699.88 = 110,119.08 : x - Step 2: Convert to fraction form
196,160.12/270,699.88 = 110,119.08/x - Step 3: Cross multiply
196,160.12x = 270,699.88 × 110,119.08 - Step 4: Simplify right side
196,160.12x = 29,809,219,837.62 - Step 5: Solve for x
x = 29,809,219,837.62/196,160.12 - Step 6: Final answer
x = 151,963.72
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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.