Finding the Fourth Proportional to 118,309.43, 177,464.60 and 29,563.03
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Solution
The fourth proportional to 118,309.43, 177,464.60 and 29,563.03 is: 44,344.65
Step by Step Solution
- Step 1: Write the proportion equation
118,309.43 : 177,464.60 = 29,563.03 : x - Step 2: Convert to fraction form
118,309.43/177,464.60 = 29,563.03/x - Step 3: Cross multiply
118,309.43x = 177,464.60 × 29,563.03 - Step 4: Simplify right side
118,309.43x = 5,246,390,646.67 - Step 5: Solve for x
x = 5,246,390,646.67/118,309.43 - Step 6: Final answer
x = 44,344.65
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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.