Finding the Fourth Proportional to 106,046.24, 159,065.70 and 27,161.14
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Solution
The fourth proportional to 106,046.24, 159,065.70 and 27,161.14 is: 40,740.77
Step by Step Solution
- Step 1: Write the proportion equation
106,046.24 : 159,065.70 = 27,161.14 : x - Step 2: Convert to fraction form
106,046.24/159,065.70 = 27,161.14/x - Step 3: Cross multiply
106,046.24x = 159,065.70 × 27,161.14 - Step 4: Simplify right side
106,046.24x = 4,320,405,746.90 - Step 5: Solve for x
x = 4,320,405,746.90/106,046.24 - Step 6: Final answer
x = 40,740.77
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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.