Finding the Fourth Proportional to 73,726.20, 110,567.70 and 34,273.80
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Solution
The fourth proportional to 73,726.20, 110,567.70 and 34,273.80 is: 51,400.66
Step by Step Solution
- Step 1: Write the proportion equation
73,726.20 : 110,567.70 = 34,273.80 : x - Step 2: Convert to fraction form
73,726.20/110,567.70 = 34,273.80/x - Step 3: Cross multiply
73,726.20x = 110,567.70 × 34,273.80 - Step 4: Simplify right side
73,726.20x = 3,789,575,236.26 - Step 5: Solve for x
x = 3,789,575,236.26/73,726.20 - Step 6: Final answer
x = 51,400.66
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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.