Finding the Fourth Proportional to 178,375.14, 246,027.28 and 113,888.71
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Solution
The fourth proportional to 178,375.14, 246,027.28 and 113,888.71 is: 157,083.15
Step by Step Solution
- Step 1: Write the proportion equation
178,375.14 : 246,027.28 = 113,888.71 : x - Step 2: Convert to fraction form
178,375.14/246,027.28 = 113,888.71/x - Step 3: Cross multiply
178,375.14x = 246,027.28 × 113,888.71 - Step 4: Simplify right side
178,375.14x = 28,019,729,544.01 - Step 5: Solve for x
x = 28,019,729,544.01/178,375.14 - Step 6: Final answer
x = 157,083.15
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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.