Finding the Fourth Proportional to 107,732.04, 161,204.39 and 63,379.68
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Solution
The fourth proportional to 107,732.04, 161,204.39 and 63,379.68 is: 94,837.92
Step by Step Solution
- Step 1: Write the proportion equation
107,732.04 : 161,204.39 = 63,379.68 : x - Step 2: Convert to fraction form
107,732.04/161,204.39 = 63,379.68/x - Step 3: Cross multiply
107,732.04x = 161,204.39 × 63,379.68 - Step 4: Simplify right side
107,732.04x = 10,217,082,652.80 - Step 5: Solve for x
x = 10,217,082,652.80/107,732.04 - Step 6: Final answer
x = 94,837.92
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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.