Finding the Fourth Proportional to 73,821.11, 101,863.98 and 41,551.79
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Solution
The fourth proportional to 73,821.11, 101,863.98 and 41,551.79 is: 57,336.32
Step by Step Solution
- Step 1: Write the proportion equation
73,821.11 : 101,863.98 = 41,551.79 : x - Step 2: Convert to fraction form
73,821.11/101,863.98 = 41,551.79/x - Step 3: Cross multiply
73,821.11x = 101,863.98 × 41,551.79 - Step 4: Simplify right side
73,821.11x = 4,232,630,196.20 - Step 5: Solve for x
x = 4,232,630,196.20/73,821.11 - Step 6: Final answer
x = 57,336.32
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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.