Finding the Fourth Proportional to 171,116.54, 256,655.20 and 44,768.99
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Solution
The fourth proportional to 171,116.54, 256,655.20 and 44,768.99 is: 67,148.35
Step by Step Solution
- Step 1: Write the proportion equation
171,116.54 : 256,655.20 = 44,768.99 : x - Step 2: Convert to fraction form
171,116.54/256,655.20 = 44,768.99/x - Step 3: Cross multiply
171,116.54x = 256,655.20 × 44,768.99 - Step 4: Simplify right side
171,116.54x = 11,490,192,687.05 - Step 5: Solve for x
x = 11,490,192,687.05/171,116.54 - Step 6: Final answer
x = 67,148.35
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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.