Finding the Fourth Proportional to 95,588.44, 131,911.74 and 53,146.96
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Solution
The fourth proportional to 95,588.44, 131,911.74 and 53,146.96 is: 73,342.63
Step by Step Solution
- Step 1: Write the proportion equation
95,588.44 : 131,911.74 = 53,146.96 : x - Step 2: Convert to fraction form
95,588.44/131,911.74 = 53,146.96/x - Step 3: Cross multiply
95,588.44x = 131,911.74 × 53,146.96 - Step 4: Simplify right side
95,588.44x = 7,010,707,969.31 - Step 5: Solve for x
x = 7,010,707,969.31/95,588.44 - Step 6: Final answer
x = 73,342.63
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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.