Finding the Fourth Proportional to 73,252.13, 101,087.94 and 39,718.13
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Solution
The fourth proportional to 73,252.13, 101,087.94 and 39,718.13 is: 54,811.02
Step by Step Solution
- Step 1: Write the proportion equation
73,252.13 : 101,087.94 = 39,718.13 : x - Step 2: Convert to fraction form
73,252.13/101,087.94 = 39,718.13/x - Step 3: Cross multiply
73,252.13x = 101,087.94 × 39,718.13 - Step 4: Simplify right side
73,252.13x = 4,015,023,942.35 - Step 5: Solve for x
x = 4,015,023,942.35/73,252.13 - Step 6: Final answer
x = 54,811.02
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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.