Finding the Fourth Proportional to 110,982.99, 166,479.36 and 32,105.19
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Solution
The fourth proportional to 110,982.99, 166,479.36 and 32,105.19 is: 48,159.20
Step by Step Solution
- Step 1: Write the proportion equation
110,982.99 : 166,479.36 = 32,105.19 : x - Step 2: Convert to fraction form
110,982.99/166,479.36 = 32,105.19/x - Step 3: Cross multiply
110,982.99x = 166,479.36 × 32,105.19 - Step 4: Simplify right side
110,982.99x = 5,344,851,483.88 - Step 5: Solve for x
x = 5,344,851,483.88/110,982.99 - Step 6: Final answer
x = 48,159.20
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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.