Finding the Fourth Proportional to 117,231.08, 175,854.70 and 47,110.44
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Solution
The fourth proportional to 117,231.08, 175,854.70 and 47,110.44 is: 70,668.91
Step by Step Solution
- Step 1: Write the proportion equation
117,231.08 : 175,854.70 = 47,110.44 : x - Step 2: Convert to fraction form
117,231.08/175,854.70 = 47,110.44/x - Step 3: Cross multiply
117,231.08x = 175,854.70 × 47,110.44 - Step 4: Simplify right side
117,231.08x = 8,284,592,293.07 - Step 5: Solve for x
x = 8,284,592,293.07/117,231.08 - Step 6: Final answer
x = 70,668.91
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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.