Finding the Fourth Proportional to 118,548.36, 177,852.92 and 100,593.70
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Solution
The fourth proportional to 118,548.36, 177,852.92 and 100,593.70 is: 150,916.32
Step by Step Solution
- Step 1: Write the proportion equation
118,548.36 : 177,852.92 = 100,593.70 : x - Step 2: Convert to fraction form
118,548.36/177,852.92 = 100,593.70/x - Step 3: Cross multiply
118,548.36x = 177,852.92 × 100,593.70 - Step 4: Simplify right side
118,548.36x = 17,890,882,331.00 - Step 5: Solve for x
x = 17,890,882,331.00/118,548.36 - Step 6: Final answer
x = 150,916.32
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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.