Finding the Fourth Proportional to 83,650.05, 125,489.66 and 27,474.53
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Solution
The fourth proportional to 83,650.05, 125,489.66 and 27,474.53 is: 41,216.58
Step by Step Solution
- Step 1: Write the proportion equation
83,650.05 : 125,489.66 = 27,474.53 : x - Step 2: Convert to fraction form
83,650.05/125,489.66 = 27,474.53/x - Step 3: Cross multiply
83,650.05x = 125,489.66 × 27,474.53 - Step 4: Simplify right side
83,650.05x = 3,447,768,663.54 - Step 5: Solve for x
x = 3,447,768,663.54/83,650.05 - Step 6: Final answer
x = 41,216.58
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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.