Finding the Fourth Proportional to 77,567.13, 107,042.58 and 44,033.13
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Solution
The fourth proportional to 77,567.13, 107,042.58 and 44,033.13 is: 60,765.69
Step by Step Solution
- Step 1: Write the proportion equation
77,567.13 : 107,042.58 = 44,033.13 : x - Step 2: Convert to fraction form
77,567.13/107,042.58 = 44,033.13/x - Step 3: Cross multiply
77,567.13x = 107,042.58 × 44,033.13 - Step 4: Simplify right side
77,567.13x = 4,713,419,840.68 - Step 5: Solve for x
x = 4,713,419,840.68/77,567.13 - Step 6: Final answer
x = 60,765.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.