Finding the Fourth Proportional to 118,132.44, 177,228.60 and 39,247.08
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Solution
The fourth proportional to 118,132.44, 177,228.60 and 39,247.08 is: 58,880.57
Step by Step Solution
- Step 1: Write the proportion equation
118,132.44 : 177,228.60 = 39,247.08 : x - Step 2: Convert to fraction form
118,132.44/177,228.60 = 39,247.08/x - Step 3: Cross multiply
118,132.44x = 177,228.60 × 39,247.08 - Step 4: Simplify right side
118,132.44x = 6,955,705,042.49 - Step 5: Solve for x
x = 6,955,705,042.49/118,132.44 - Step 6: Final answer
x = 58,880.57
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1.5x scale
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.