Finding the Fourth Proportional to 107,934.44, 161,921.14 and 48,797.96
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Solution
The fourth proportional to 107,934.44, 161,921.14 and 48,797.96 is: 73,205.75
Step by Step Solution
- Step 1: Write the proportion equation
107,934.44 : 161,921.14 = 48,797.96 : x - Step 2: Convert to fraction form
107,934.44/161,921.14 = 48,797.96/x - Step 3: Cross multiply
107,934.44x = 161,921.14 × 48,797.96 - Step 4: Simplify right side
107,934.44x = 7,901,421,312.87 - Step 5: Solve for x
x = 7,901,421,312.87/107,934.44 - Step 6: Final answer
x = 73,205.75
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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.