Finding the Fourth Proportional to 168,526.24, 252,836.16 and 73,739.44
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Solution
The fourth proportional to 168,526.24, 252,836.16 and 73,739.44 is: 110,629.64
Step by Step Solution
- Step 1: Write the proportion equation
168,526.24 : 252,836.16 = 73,739.44 : x - Step 2: Convert to fraction form
168,526.24/252,836.16 = 73,739.44/x - Step 3: Cross multiply
168,526.24x = 252,836.16 × 73,739.44 - Step 4: Simplify right side
168,526.24x = 18,643,996,850.15 - Step 5: Solve for x
x = 18,643,996,850.15/168,526.24 - Step 6: Final answer
x = 110,629.64
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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.