Finding the Fourth Proportional to 221,461.44, 332,171.10 and 88,306.08
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Solution
The fourth proportional to 221,461.44, 332,171.10 and 88,306.08 is: 132,450.72
Step by Step Solution
- Step 1: Write the proportion equation
221,461.44 : 332,171.10 = 88,306.08 : x - Step 2: Convert to fraction form
221,461.44/332,171.10 = 88,306.08/x - Step 3: Cross multiply
221,461.44x = 332,171.10 × 88,306.08 - Step 4: Simplify right side
221,461.44x = 29,332,727,730.29 - Step 5: Solve for x
x = 29,332,727,730.29/221,461.44 - Step 6: Final answer
x = 132,450.72
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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.