Finding the Fourth Proportional to 111,474.68, 167,109.64 and 48,254.99
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Solution
The fourth proportional to 111,474.68, 167,109.64 and 48,254.99 is: 72,338.16
Step by Step Solution
- Step 1: Write the proportion equation
111,474.68 : 167,109.64 = 48,254.99 : x - Step 2: Convert to fraction form
111,474.68/167,109.64 = 48,254.99/x - Step 3: Cross multiply
111,474.68x = 167,109.64 × 48,254.99 - Step 4: Simplify right side
111,474.68x = 8,063,873,050.92 - Step 5: Solve for x
x = 8,063,873,050.92/111,474.68 - Step 6: Final answer
x = 72,338.16
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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.