Finding the Fourth Proportional to 79,877.92, 110,231.91 and 44,067.93
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Solution
The fourth proportional to 79,877.92, 110,231.91 and 44,067.93 is: 60,813.95
Step by Step Solution
- Step 1: Write the proportion equation
79,877.92 : 110,231.91 = 44,067.93 : x - Step 2: Convert to fraction form
79,877.92/110,231.91 = 44,067.93/x - Step 3: Cross multiply
79,877.92x = 110,231.91 × 44,067.93 - Step 4: Simplify right side
79,877.92x = 4,857,692,093.65 - Step 5: Solve for x
x = 4,857,692,093.65/79,877.92 - Step 6: Final answer
x = 60,813.95
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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.