Finding the Fourth Proportional to 178,338.92, 246,132.84 and 110,377.68
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Solution
The fourth proportional to 178,338.92, 246,132.84 and 110,377.68 is: 152,336.75
Step by Step Solution
- Step 1: Write the proportion equation
178,338.92 : 246,132.84 = 110,377.68 : x - Step 2: Convert to fraction form
178,338.92/246,132.84 = 110,377.68/x - Step 3: Cross multiply
178,338.92x = 246,132.84 × 110,377.68 - Step 4: Simplify right side
178,338.92x = 27,167,571,851.01 - Step 5: Solve for x
x = 27,167,571,851.01/178,338.92 - Step 6: Final answer
x = 152,336.75
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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.