Finding the Fourth Proportional to 106,636.26, 147,150.63 and 58,889.19
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Solution
The fourth proportional to 106,636.26, 147,150.63 and 58,889.19 is: 81,262.99
Step by Step Solution
- Step 1: Write the proportion equation
106,636.26 : 147,150.63 = 58,889.19 : x - Step 2: Convert to fraction form
106,636.26/147,150.63 = 58,889.19/x - Step 3: Cross multiply
106,636.26x = 147,150.63 × 58,889.19 - Step 4: Simplify right side
106,636.26x = 8,665,581,408.69 - Step 5: Solve for x
x = 8,665,581,408.69/106,636.26 - Step 6: Final answer
x = 81,262.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.