Finding the Fourth Proportional to 73,704.99, 101,700.12 and 43,488.03
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Solution
The fourth proportional to 73,704.99, 101,700.12 and 43,488.03 is: 60,005.95
Step by Step Solution
- Step 1: Write the proportion equation
73,704.99 : 101,700.12 = 43,488.03 : x - Step 2: Convert to fraction form
73,704.99/101,700.12 = 43,488.03/x - Step 3: Cross multiply
73,704.99x = 101,700.12 × 43,488.03 - Step 4: Simplify right side
73,704.99x = 4,422,737,869.56 - Step 5: Solve for x
x = 4,422,737,869.56/73,704.99 - Step 6: Final answer
x = 60,005.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.