Finding the Fourth Proportional to 106,227.56, 159,368.68 and 31,344.68
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Solution
The fourth proportional to 106,227.56, 159,368.68 and 31,344.68 is: 47,025.09
Step by Step Solution
- Step 1: Write the proportion equation
106,227.56 : 159,368.68 = 31,344.68 : x - Step 2: Convert to fraction form
106,227.56/159,368.68 = 31,344.68/x - Step 3: Cross multiply
106,227.56x = 159,368.68 × 31,344.68 - Step 4: Simplify right side
106,227.56x = 4,995,360,276.62 - Step 5: Solve for x
x = 4,995,360,276.62/106,227.56 - Step 6: Final answer
x = 47,025.09
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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.