Finding the Fourth Proportional to 73,442.65, 110,157.82 and 29,057.48
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Solution
The fourth proportional to 73,442.65, 110,157.82 and 29,057.48 is: 43,583.79
Step by Step Solution
- Step 1: Write the proportion equation
73,442.65 : 110,157.82 = 29,057.48 : x - Step 2: Convert to fraction form
73,442.65/110,157.82 = 29,057.48/x - Step 3: Cross multiply
73,442.65x = 110,157.82 × 29,057.48 - Step 4: Simplify right side
73,442.65x = 3,200,909,224.24 - Step 5: Solve for x
x = 3,200,909,224.24/73,442.65 - Step 6: Final answer
x = 43,583.79
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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.