Finding the Fourth Proportional to 177,139.23, 244,456.70 and 101,702.31
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Solution
The fourth proportional to 177,139.23, 244,456.70 and 101,702.31 is: 140,351.80
Step by Step Solution
- Step 1: Write the proportion equation
177,139.23 : 244,456.70 = 101,702.31 : x - Step 2: Convert to fraction form
177,139.23/244,456.70 = 101,702.31/x - Step 3: Cross multiply
177,139.23x = 244,456.70 × 101,702.31 - Step 4: Simplify right side
177,139.23x = 24,861,810,576.47 - Step 5: Solve for x
x = 24,861,810,576.47/177,139.23 - Step 6: Final answer
x = 140,351.80
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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.