Finding the Fourth Proportional to 120,779.99, 181,169.99 and 32,040.44
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Solution
The fourth proportional to 120,779.99, 181,169.99 and 32,040.44 is: 48,060.66
Step by Step Solution
- Step 1: Write the proportion equation
120,779.99 : 181,169.99 = 32,040.44 : x - Step 2: Convert to fraction form
120,779.99/181,169.99 = 32,040.44/x - Step 3: Cross multiply
120,779.99x = 181,169.99 × 32,040.44 - Step 4: Simplify right side
120,779.99x = 5,804,766,034.19 - Step 5: Solve for x
x = 5,804,766,034.19/120,779.99 - Step 6: Final answer
x = 48,060.66
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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.