Finding the Fourth Proportional to 107,651.06, 161,469.94 and 40,169.96
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Solution
The fourth proportional to 107,651.06, 161,469.94 and 40,169.96 is: 60,252.46
Step by Step Solution
- Step 1: Write the proportion equation
107,651.06 : 161,469.94 = 40,169.96 : x - Step 2: Convert to fraction form
107,651.06/161,469.94 = 40,169.96/x - Step 3: Cross multiply
107,651.06x = 161,469.94 × 40,169.96 - Step 4: Simplify right side
107,651.06x = 6,486,241,031.00 - Step 5: Solve for x
x = 6,486,241,031.00/107,651.06 - Step 6: Final answer
x = 60,252.46
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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.