Finding the Fourth Proportional to 95,571.64, 131,873.34 and 53,129.08
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Solution
The fourth proportional to 95,571.64, 131,873.34 and 53,129.08 is: 73,309.50
Step by Step Solution
- Step 1: Write the proportion equation
95,571.64 : 131,873.34 = 53,129.08 : x - Step 2: Convert to fraction form
95,571.64/131,873.34 = 53,129.08/x - Step 3: Cross multiply
95,571.64x = 131,873.34 × 53,129.08 - Step 4: Simplify right side
95,571.64x = 7,006,309,230.73 - Step 5: Solve for x
x = 7,006,309,230.73/95,571.64 - Step 6: Final answer
x = 73,309.50
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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.