Finding the Fourth Proportional to 73,023.44, 109,548.64 and 23,116.08
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Solution
The fourth proportional to 73,023.44, 109,548.64 and 23,116.08 is: 34,678.39
Step by Step Solution
- Step 1: Write the proportion equation
73,023.44 : 109,548.64 = 23,116.08 : x - Step 2: Convert to fraction form
73,023.44/109,548.64 = 23,116.08/x - Step 3: Cross multiply
73,023.44x = 109,548.64 × 23,116.08 - Step 4: Simplify right side
73,023.44x = 2,532,335,126.13 - Step 5: Solve for x
x = 2,532,335,126.13/73,023.44 - Step 6: Final answer
x = 34,678.39
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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.