Finding the Fourth Proportional to 107,656.24, 161,509.92 and 36,583.60
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Solution
The fourth proportional to 107,656.24, 161,509.92 and 36,583.60 is: 54,884.09
Step by Step Solution
- Step 1: Write the proportion equation
107,656.24 : 161,509.92 = 36,583.60 : x - Step 2: Convert to fraction form
107,656.24/161,509.92 = 36,583.60/x - Step 3: Cross multiply
107,656.24x = 161,509.92 × 36,583.60 - Step 4: Simplify right side
107,656.24x = 5,908,614,309.31 - Step 5: Solve for x
x = 5,908,614,309.31/107,656.24 - Step 6: Final answer
x = 54,884.09
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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.