Finding the Fourth Proportional to 194,976.32, 292,474.86 and 61,866.99
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Solution
The fourth proportional to 194,976.32, 292,474.86 and 61,866.99 is: 92,803.78
Step by Step Solution
- Step 1: Write the proportion equation
194,976.32 : 292,474.86 = 61,866.99 : x - Step 2: Convert to fraction form
194,976.32/292,474.86 = 61,866.99/x - Step 3: Cross multiply
194,976.32x = 292,474.86 × 61,866.99 - Step 4: Simplify right side
194,976.32x = 18,094,540,103.65 - Step 5: Solve for x
x = 18,094,540,103.65/194,976.32 - Step 6: Final answer
x = 92,803.78
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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.