Finding the Fourth Proportional to 111,597.08, 167,395.90 and 27,357.62
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Solution
The fourth proportional to 111,597.08, 167,395.90 and 27,357.62 is: 41,036.50
Step by Step Solution
- Step 1: Write the proportion equation
111,597.08 : 167,395.90 = 27,357.62 : x - Step 2: Convert to fraction form
111,597.08/167,395.90 = 27,357.62/x - Step 3: Cross multiply
111,597.08x = 167,395.90 × 27,357.62 - Step 4: Simplify right side
111,597.08x = 4,579,553,421.76 - Step 5: Solve for x
x = 4,579,553,421.76/111,597.08 - Step 6: Final answer
x = 41,036.50
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1.5x scale
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.