Finding the Fourth Proportional to 73,705.99, 101,701.51 and 43,489.03
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Solution
The fourth proportional to 73,705.99, 101,701.51 and 43,489.03 is: 60,007.33
Step by Step Solution
- Step 1: Write the proportion equation
73,705.99 : 101,701.51 = 43,489.03 : x - Step 2: Convert to fraction form
73,705.99/101,701.51 = 43,489.03/x - Step 3: Cross multiply
73,705.99x = 101,701.51 × 43,489.03 - Step 4: Simplify right side
73,705.99x = 4,422,900,019.44 - Step 5: Solve for x
x = 4,422,900,019.44/73,705.99 - Step 6: Final answer
x = 60,007.33
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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.