Finding the Fourth Proportional to 231,264.63, 346,891.55 and 106,605.63
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Solution
The fourth proportional to 231,264.63, 346,891.55 and 106,605.63 is: 159,905.96
Step by Step Solution
- Step 1: Write the proportion equation
231,264.63 : 346,891.55 = 106,605.63 : x - Step 2: Convert to fraction form
231,264.63/346,891.55 = 106,605.63/x - Step 3: Cross multiply
231,264.63x = 346,891.55 × 106,605.63 - Step 4: Simplify right side
231,264.63x = 36,980,591,696.40 - Step 5: Solve for x
x = 36,980,591,696.40/231,264.63 - Step 6: Final answer
x = 159,905.96
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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.