Finding the Fourth Proportional to 118,134.24, 177,202.01 and 29,387.75
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Solution
The fourth proportional to 118,134.24, 177,202.01 and 29,387.75 is: 44,081.78
Step by Step Solution
- Step 1: Write the proportion equation
118,134.24 : 177,202.01 = 29,387.75 : x - Step 2: Convert to fraction form
118,134.24/177,202.01 = 29,387.75/x - Step 3: Cross multiply
118,134.24x = 177,202.01 × 29,387.75 - Step 4: Simplify right side
118,134.24x = 5,207,567,336.43 - Step 5: Solve for x
x = 5,207,567,336.43/118,134.24 - Step 6: Final answer
x = 44,081.78
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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.