Finding the Fourth Proportional to 178,039.49, 245,694.08 and 97,466.99
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Solution
The fourth proportional to 178,039.49, 245,694.08 and 97,466.99 is: 134,504.22
Step by Step Solution
- Step 1: Write the proportion equation
178,039.49 : 245,694.08 = 97,466.99 : x - Step 2: Convert to fraction form
178,039.49/245,694.08 = 97,466.99/x - Step 3: Cross multiply
178,039.49x = 245,694.08 × 97,466.99 - Step 4: Simplify right side
178,039.49x = 23,947,061,951.08 - Step 5: Solve for x
x = 23,947,061,951.08/178,039.49 - Step 6: Final answer
x = 134,504.22
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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.