Finding the Fourth Proportional to 134,272.29, 201,408.45 and 63,938.37
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Solution
The fourth proportional to 134,272.29, 201,408.45 and 63,938.37 is: 95,907.56
Step by Step Solution
- Step 1: Write the proportion equation
134,272.29 : 201,408.45 = 63,938.37 : x - Step 2: Convert to fraction form
134,272.29/201,408.45 = 63,938.37/x - Step 3: Cross multiply
134,272.29x = 201,408.45 × 63,938.37 - Step 4: Simplify right side
134,272.29x = 12,877,727,997.23 - Step 5: Solve for x
x = 12,877,727,997.23/134,272.29 - Step 6: Final answer
x = 95,907.56
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1.5x scale
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.