Finding the Fourth Proportional to 273,372.88, 377,263.92 and 158,642.68
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Solution
The fourth proportional to 273,372.88, 377,263.92 and 158,642.68 is: 218,932.32
Step by Step Solution
- Step 1: Write the proportion equation
273,372.88 : 377,263.92 = 158,642.68 : x - Step 2: Convert to fraction form
273,372.88/377,263.92 = 158,642.68/x - Step 3: Cross multiply
273,372.88x = 377,263.92 × 158,642.68 - Step 4: Simplify right side
273,372.88x = 59,850,159,336.11 - Step 5: Solve for x
x = 59,850,159,336.11/273,372.88 - Step 6: Final answer
x = 218,932.32
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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.