Finding the Fourth Proportional to 106,063.07, 159,094.56 and 31,183.84
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Solution
The fourth proportional to 106,063.07, 159,094.56 and 31,183.84 is: 46,775.74
Step by Step Solution
- Step 1: Write the proportion equation
106,063.07 : 159,094.56 = 31,183.84 : x - Step 2: Convert to fraction form
106,063.07/159,094.56 = 31,183.84/x - Step 3: Cross multiply
106,063.07x = 159,094.56 × 31,183.84 - Step 4: Simplify right side
106,063.07x = 4,961,178,461.70 - Step 5: Solve for x
x = 4,961,178,461.70/106,063.07 - Step 6: Final answer
x = 46,775.74
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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.