Finding the Fourth Proportional to 75,001.92, 103,506.24 and 41,470.08
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Solution
The fourth proportional to 75,001.92, 103,506.24 and 41,470.08 is: 57,230.70
Step by Step Solution
- Step 1: Write the proportion equation
75,001.92 : 103,506.24 = 41,470.08 : x - Step 2: Convert to fraction form
75,001.92/103,506.24 = 41,470.08/x - Step 3: Cross multiply
75,001.92x = 103,506.24 × 41,470.08 - Step 4: Simplify right side
75,001.92x = 4,292,412,053.30 - Step 5: Solve for x
x = 4,292,412,053.30/75,001.92 - Step 6: Final answer
x = 57,230.70
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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.