Finding the Fourth Proportional to 231,031.24, 346,559.24 and 73,271.99
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Solution
The fourth proportional to 231,031.24, 346,559.24 and 73,271.99 is: 109,911.92
Step by Step Solution
- Step 1: Write the proportion equation
231,031.24 : 346,559.24 = 73,271.99 : x - Step 2: Convert to fraction form
231,031.24/346,559.24 = 73,271.99/x - Step 3: Cross multiply
231,031.24x = 346,559.24 × 73,271.99 - Step 4: Simplify right side
231,031.24x = 25,393,086,217.27 - Step 5: Solve for x
x = 25,393,086,217.27/231,031.24 - Step 6: Final answer
x = 109,911.92
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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.