Finding the Fourth Proportional to 96,372.18, 144,619.95 and 52,029.84
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Solution
The fourth proportional to 96,372.18, 144,619.95 and 52,029.84 is: 78,078.06
Step by Step Solution
- Step 1: Write the proportion equation
96,372.18 : 144,619.95 = 52,029.84 : x - Step 2: Convert to fraction form
96,372.18/144,619.95 = 52,029.84/x - Step 3: Cross multiply
96,372.18x = 144,619.95 × 52,029.84 - Step 4: Simplify right side
96,372.18x = 7,524,552,859.31 - Step 5: Solve for x
x = 7,524,552,859.31/96,372.18 - Step 6: Final answer
x = 78,078.06
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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.