Finding the Fourth Proportional to 147,229.08, 203,154.04 and 82,695.84
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Solution
The fourth proportional to 147,229.08, 203,154.04 and 82,695.84 is: 114,107.85
Step by Step Solution
- Step 1: Write the proportion equation
147,229.08 : 203,154.04 = 82,695.84 : x - Step 2: Convert to fraction form
147,229.08/203,154.04 = 82,695.84/x - Step 3: Cross multiply
147,229.08x = 203,154.04 × 82,695.84 - Step 4: Simplify right side
147,229.08x = 16,799,993,987.19 - Step 5: Solve for x
x = 16,799,993,987.19/147,229.08 - Step 6: Final answer
x = 114,107.85
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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.