Finding the Fourth Proportional to 73,511.42, 101,408.36 and 48,032.70
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Solution
The fourth proportional to 73,511.42, 101,408.36 and 48,032.70 is: 66,260.69
Step by Step Solution
- Step 1: Write the proportion equation
73,511.42 : 101,408.36 = 48,032.70 : x - Step 2: Convert to fraction form
73,511.42/101,408.36 = 48,032.70/x - Step 3: Cross multiply
73,511.42x = 101,408.36 × 48,032.70 - Step 4: Simplify right side
73,511.42x = 4,870,917,333.37 - Step 5: Solve for x
x = 4,870,917,333.37/73,511.42 - Step 6: Final answer
x = 66,260.69
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1.5x scale
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.