Finding the Fourth Proportional to 79,838.16, 110,174.49 and 44,027.52
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Solution
The fourth proportional to 79,838.16, 110,174.49 and 44,027.52 is: 60,756.78
Step by Step Solution
- Step 1: Write the proportion equation
79,838.16 : 110,174.49 = 44,027.52 : x - Step 2: Convert to fraction form
79,838.16/110,174.49 = 44,027.52/x - Step 3: Cross multiply
79,838.16x = 110,174.49 × 44,027.52 - Step 4: Simplify right side
79,838.16x = 4,850,709,561.96 - Step 5: Solve for x
x = 4,850,709,561.96/79,838.16 - Step 6: Final answer
x = 60,756.78
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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.