Finding the Fourth Proportional to 171,494.83, 257,251.96 and 53,182.99
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Solution
The fourth proportional to 171,494.83, 257,251.96 and 53,182.99 is: 79,777.49
Step by Step Solution
- Step 1: Write the proportion equation
171,494.83 : 257,251.96 = 53,182.99 : x - Step 2: Convert to fraction form
171,494.83/257,251.96 = 53,182.99/x - Step 3: Cross multiply
171,494.83x = 257,251.96 × 53,182.99 - Step 4: Simplify right side
171,494.83x = 13,681,427,129.90 - Step 5: Solve for x
x = 13,681,427,129.90/171,494.83 - Step 6: Final answer
x = 79,777.49
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1.5x scale
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.