Finding the Fourth Proportional to 73,427.68, 110,141.63 and 18,023.68
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Solution
The fourth proportional to 73,427.68, 110,141.63 and 18,023.68 is: 27,035.55
Step by Step Solution
- Step 1: Write the proportion equation
73,427.68 : 110,141.63 = 18,023.68 : x - Step 2: Convert to fraction form
73,427.68/110,141.63 = 18,023.68/x - Step 3: Cross multiply
73,427.68x = 110,141.63 × 18,023.68 - Step 4: Simplify right side
73,427.68x = 1,985,157,493.80 - Step 5: Solve for x
x = 1,985,157,493.80/73,427.68 - Step 6: Final answer
x = 27,035.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.