Finding the Fourth Proportional to 216,504.08, 324,673.04 and 74,322.88
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Solution
The fourth proportional to 216,504.08, 324,673.04 and 74,322.88 is: 111,455.80
Step by Step Solution
- Step 1: Write the proportion equation
216,504.08 : 324,673.04 = 74,322.88 : x - Step 2: Convert to fraction form
216,504.08/324,673.04 = 74,322.88/x - Step 3: Cross multiply
216,504.08x = 324,673.04 × 74,322.88 - Step 4: Simplify right side
216,504.08x = 24,130,635,391.16 - Step 5: Solve for x
x = 24,130,635,391.16/216,504.08 - Step 6: Final answer
x = 111,455.80
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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.