Finding the Fourth Proportional to 221,793.95, 332,453.35 and 158,421.88
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Solution
The fourth proportional to 221,793.95, 332,453.35 and 158,421.88 is: 237,463.12
Step by Step Solution
- Step 1: Write the proportion equation
221,793.95 : 332,453.35 = 158,421.88 : x - Step 2: Convert to fraction form
221,793.95/332,453.35 = 158,421.88/x - Step 3: Cross multiply
221,793.95x = 332,453.35 × 158,421.88 - Step 4: Simplify right side
221,793.95x = 52,667,882,264.92 - Step 5: Solve for x
x = 52,667,882,264.92/221,793.95 - Step 6: Final answer
x = 237,463.12
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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.