Finding the Fourth Proportional to 171,117.05, 256,655.95 and 44,769.49
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Solution
The fourth proportional to 171,117.05, 256,655.95 and 44,769.49 is: 67,149.09
Step by Step Solution
- Step 1: Write the proportion equation
171,117.05 : 256,655.95 = 44,769.49 : x - Step 2: Convert to fraction form
171,117.05/256,655.95 = 44,769.49/x - Step 3: Cross multiply
171,117.05x = 256,655.95 × 44,769.49 - Step 4: Simplify right side
171,117.05x = 11,490,354,479.84 - Step 5: Solve for x
x = 11,490,354,479.84/171,117.05 - Step 6: Final answer
x = 67,149.09
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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.