Finding the Fourth Proportional to 83,174.63, 124,797.69 and 27,031.95
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Solution
The fourth proportional to 83,174.63, 124,797.69 and 27,031.95 is: 40,559.54
Step by Step Solution
- Step 1: Write the proportion equation
83,174.63 : 124,797.69 = 27,031.95 : x - Step 2: Convert to fraction form
83,174.63/124,797.69 = 27,031.95/x - Step 3: Cross multiply
83,174.63x = 124,797.69 × 27,031.95 - Step 4: Simplify right side
83,174.63x = 3,373,524,916.20 - Step 5: Solve for x
x = 3,373,524,916.20/83,174.63 - Step 6: Final answer
x = 40,559.54
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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.