Finding the Fourth Proportional to 106,363.58, 146,781.00 and 58,616.96
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Solution
The fourth proportional to 106,363.58, 146,781.00 and 58,616.96 is: 80,891.00
Step by Step Solution
- Step 1: Write the proportion equation
106,363.58 : 146,781.00 = 58,616.96 : x - Step 2: Convert to fraction form
106,363.58/146,781.00 = 58,616.96/x - Step 3: Cross multiply
106,363.58x = 146,781.00 × 58,616.96 - Step 4: Simplify right side
106,363.58x = 8,603,856,519.25 - Step 5: Solve for x
x = 8,603,856,519.25/106,363.58 - Step 6: Final answer
x = 80,891.00
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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.