Finding the Fourth Proportional to 178,364.95, 267,591.97 and 125,876.95
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Solution
The fourth proportional to 178,364.95, 267,591.97 and 125,876.95 is: 188,846.86
Step by Step Solution
- Step 1: Write the proportion equation
178,364.95 : 267,591.97 = 125,876.95 : x - Step 2: Convert to fraction form
178,364.95/267,591.97 = 125,876.95/x - Step 3: Cross multiply
178,364.95x = 267,591.97 × 125,876.95 - Step 4: Simplify right side
178,364.95x = 33,683,661,028.09 - Step 5: Solve for x
x = 33,683,661,028.09/178,364.95 - Step 6: Final answer
x = 188,846.86
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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.