Finding the Fourth Proportional to 74,027.52, 110,989.44 and 27,267.84
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Solution
The fourth proportional to 74,027.52, 110,989.44 and 27,267.84 is: 40,882.66
Step by Step Solution
- Step 1: Write the proportion equation
74,027.52 : 110,989.44 = 27,267.84 : x - Step 2: Convert to fraction form
74,027.52/110,989.44 = 27,267.84/x - Step 3: Cross multiply
74,027.52x = 110,989.44 × 27,267.84 - Step 4: Simplify right side
74,027.52x = 3,026,442,291.61 - Step 5: Solve for x
x = 3,026,442,291.61/74,027.52 - Step 6: Final answer
x = 40,882.66
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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.