Finding the Fourth Proportional to 73,700.15, 110,571.92 and 23,779.31
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Solution
The fourth proportional to 73,700.15, 110,571.92 and 23,779.31 is: 35,675.96
Step by Step Solution
- Step 1: Write the proportion equation
73,700.15 : 110,571.92 = 23,779.31 : x - Step 2: Convert to fraction form
73,700.15/110,571.92 = 23,779.31/x - Step 3: Cross multiply
73,700.15x = 110,571.92 × 23,779.31 - Step 4: Simplify right side
73,700.15x = 2,629,323,844.08 - Step 5: Solve for x
x = 2,629,323,844.08/73,700.15 - Step 6: Final answer
x = 35,675.96
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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.