Finding the Fourth Proportional to 73,388.24, 101,276.17 and 43,174.70
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Solution
The fourth proportional to 73,388.24, 101,276.17 and 43,174.70 is: 59,581.32
Step by Step Solution
- Step 1: Write the proportion equation
73,388.24 : 101,276.17 = 43,174.70 : x - Step 2: Convert to fraction form
73,388.24/101,276.17 = 43,174.70/x - Step 3: Cross multiply
73,388.24x = 101,276.17 × 43,174.70 - Step 4: Simplify right side
73,388.24x = 4,372,567,750.52 - Step 5: Solve for x
x = 4,372,567,750.52/73,388.24 - Step 6: Final answer
x = 59,581.32
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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.