Finding the Fourth Proportional to 106,608.93, 147,119.34 and 58,861.23
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Solution
The fourth proportional to 106,608.93, 147,119.34 and 58,861.23 is: 81,227.95
Step by Step Solution
- Step 1: Write the proportion equation
106,608.93 : 147,119.34 = 58,861.23 : x - Step 2: Convert to fraction form
106,608.93/147,119.34 = 58,861.23/x - Step 3: Cross multiply
106,608.93x = 147,119.34 × 58,861.23 - Step 4: Simplify right side
106,608.93x = 8,659,625,309.19 - Step 5: Solve for x
x = 8,659,625,309.19/106,608.93 - Step 6: Final answer
x = 81,227.95
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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.