Finding the Fourth Proportional to 248,271.22, 372,115.18 and 114,869.62
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Solution
The fourth proportional to 248,271.22, 372,115.18 and 114,869.62 is: 172,169.49
Step by Step Solution
- Step 1: Write the proportion equation
248,271.22 : 372,115.18 = 114,869.62 : x - Step 2: Convert to fraction form
248,271.22/372,115.18 = 114,869.62/x - Step 3: Cross multiply
248,271.22x = 372,115.18 × 114,869.62 - Step 4: Simplify right side
248,271.22x = 42,744,729,322.83 - Step 5: Solve for x
x = 42,744,729,322.83/248,271.22 - Step 6: Final answer
x = 172,169.49
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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.