Finding the Third Proportional to 48,442 and 74,811
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Solution
The third proportional to 48,442 and 74,811 is: 115,533.75
Step by Step Solution
- Step 1: Write the proportion equation
48,442 : 74,811 = 74,811 : x - Step 2: Convert to fraction form
48,442/74,811 = 74,811/x - Step 3: Cross multiply
48,442x = 74,811 × 74,811 - Step 4: Simplify right side
48,442x = 5,596,685,721 - Step 5: Solve for x
x = 5,596,685,721/48,442 - Step 6: Final answer
x = 115,533.75
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.