Finding the Fourth Proportional to 107,245.02, 160,896.68 and 37,129.80
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Solution
The fourth proportional to 107,245.02, 160,896.68 and 37,129.80 is: 55,704.79
Step by Step Solution
- Step 1: Write the proportion equation
107,245.02 : 160,896.68 = 37,129.80 : x - Step 2: Convert to fraction form
107,245.02/160,896.68 = 37,129.80/x - Step 3: Cross multiply
107,245.02x = 160,896.68 × 37,129.80 - Step 4: Simplify right side
107,245.02x = 5,974,061,549.06 - Step 5: Solve for x
x = 5,974,061,549.06/107,245.02 - Step 6: Final answer
x = 55,704.79
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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.