Finding the Fourth Proportional to 83,483.06, 125,236.37 and 27,327.72
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Solution
The fourth proportional to 83,483.06, 125,236.37 and 27,327.72 is: 40,995.45
Step by Step Solution
- Step 1: Write the proportion equation
83,483.06 : 125,236.37 = 27,327.72 : x - Step 2: Convert to fraction form
83,483.06/125,236.37 = 27,327.72/x - Step 3: Cross multiply
83,483.06x = 125,236.37 × 27,327.72 - Step 4: Simplify right side
83,483.06x = 3,422,424,991.13 - Step 5: Solve for x
x = 3,422,424,991.13/83,483.06 - Step 6: Final answer
x = 40,995.45
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1.5x scale
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.