Finding the Fourth Proportional to 74,195.04, 102,394.18 and 41,918.46
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Solution
The fourth proportional to 74,195.04, 102,394.18 and 41,918.46 is: 57,850.32
Step by Step Solution
- Step 1: Write the proportion equation
74,195.04 : 102,394.18 = 41,918.46 : x - Step 2: Convert to fraction form
74,195.04/102,394.18 = 41,918.46/x - Step 3: Cross multiply
74,195.04x = 102,394.18 × 41,918.46 - Step 4: Simplify right side
74,195.04x = 4,292,206,347.16 - Step 5: Solve for x
x = 4,292,206,347.16/74,195.04 - Step 6: Final answer
x = 57,850.32
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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.