Finding the Fourth Proportional to 173,816.25, 239,866.43 and 94,328.25
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Solution
The fourth proportional to 173,816.25, 239,866.43 and 94,328.25 is: 130,172.99
Step by Step Solution
- Step 1: Write the proportion equation
173,816.25 : 239,866.43 = 94,328.25 : x - Step 2: Convert to fraction form
173,816.25/239,866.43 = 94,328.25/x - Step 3: Cross multiply
173,816.25x = 239,866.43 × 94,328.25 - Step 4: Simplify right side
173,816.25x = 22,626,180,104.01 - Step 5: Solve for x
x = 22,626,180,104.01/173,816.25 - Step 6: Final answer
x = 130,172.99
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1.5x scale
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.