Finding the Fourth Proportional to 171,117.54, 256,656.70 and 44,769.99
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Solution
The fourth proportional to 171,117.54, 256,656.70 and 44,769.99 is: 67,149.85
Step by Step Solution
- Step 1: Write the proportion equation
171,117.54 : 256,656.70 = 44,769.99 : x - Step 2: Convert to fraction form
171,117.54/256,656.70 = 44,769.99/x - Step 3: Cross multiply
171,117.54x = 256,656.70 × 44,769.99 - Step 4: Simplify right side
171,117.54x = 11,490,517,892.43 - Step 5: Solve for x
x = 11,490,517,892.43/171,117.54 - Step 6: Final answer
x = 67,149.85
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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.