Finding the Fourth Proportional to 267,732.14, 401,720.79 and 115,975.62
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Solution
The fourth proportional to 267,732.14, 401,720.79 and 115,975.62 is: 174,016.53
Step by Step Solution
- Step 1: Write the proportion equation
267,732.14 : 401,720.79 = 115,975.62 : x - Step 2: Convert to fraction form
267,732.14/401,720.79 = 115,975.62/x - Step 3: Cross multiply
267,732.14x = 401,720.79 × 115,975.62 - Step 4: Simplify right side
267,732.14x = 46,589,817,687.14 - Step 5: Solve for x
x = 46,589,817,687.14/267,732.14 - Step 6: Final answer
x = 174,016.53
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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.