Finding the Fourth Proportional to 116,511.99, 174,392.09 and 60,274.66
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Solution
The fourth proportional to 116,511.99, 174,392.09 and 60,274.66 is: 90,217.53
Step by Step Solution
- Step 1: Write the proportion equation
116,511.99 : 174,392.09 = 60,274.66 : x - Step 2: Convert to fraction form
116,511.99/174,392.09 = 60,274.66/x - Step 3: Cross multiply
116,511.99x = 174,392.09 × 60,274.66 - Step 4: Simplify right side
116,511.99x = 10,511,423,931.44 - Step 5: Solve for x
x = 10,511,423,931.44/116,511.99 - Step 6: Final answer
x = 90,217.53
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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.