Finding the Fourth Proportional to 83,765.22, 125,528.55 and 41,603.99
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Solution
The fourth proportional to 83,765.22, 125,528.55 and 41,603.99 is: 62,346.73
Step by Step Solution
- Step 1: Write the proportion equation
83,765.22 : 125,528.55 = 41,603.99 : x - Step 2: Convert to fraction form
83,765.22/125,528.55 = 41,603.99/x - Step 3: Cross multiply
83,765.22x = 125,528.55 × 41,603.99 - Step 4: Simplify right side
83,765.22x = 5,222,487,911.27 - Step 5: Solve for x
x = 5,222,487,911.27/83,765.22 - Step 6: Final answer
x = 62,346.73
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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.