Finding the Fourth Proportional to 96,579.26, 144,832.48 and 40,423.26
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Solution
The fourth proportional to 96,579.26, 144,832.48 and 40,423.26 is: 60,619.65
Step by Step Solution
- Step 1: Write the proportion equation
96,579.26 : 144,832.48 = 40,423.26 : x - Step 2: Convert to fraction form
96,579.26/144,832.48 = 40,423.26/x - Step 3: Cross multiply
96,579.26x = 144,832.48 × 40,423.26 - Step 4: Simplify right side
96,579.26x = 5,854,600,995.48 - Step 5: Solve for x
x = 5,854,600,995.48/96,579.26 - Step 6: Final answer
x = 60,619.65
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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.