Finding the Fourth Proportional to 175,534.88, 263,063.80 and 74,248.80
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Solution
The fourth proportional to 175,534.88, 263,063.80 and 74,248.80 is: 111,272.31
Step by Step Solution
- Step 1: Write the proportion equation
175,534.88 : 263,063.80 = 74,248.80 : x - Step 2: Convert to fraction form
175,534.88/263,063.80 = 74,248.80/x - Step 3: Cross multiply
175,534.88x = 263,063.80 × 74,248.80 - Step 4: Simplify right side
175,534.88x = 19,532,171,473.44 - Step 5: Solve for x
x = 19,532,171,473.44/175,534.88 - Step 6: Final answer
x = 111,272.31
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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.