Finding the Third Proportional to 75,438.75 and 113,347.13
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Solution
The third proportional to 75,438.75 and 113,347.13 is: 170,304.66
Step by Step Solution
- Step 1: Write the proportion equation
75,438.75 : 113,347.13 = 113,347.13 : x - Step 2: Convert to fraction form
75,438.75/113,347.13 = 113,347.13/x - Step 3: Cross multiply
75,438.75x = 113,347.13 × 113,347.13 - Step 4: Simplify right side
75,438.75x = 12,847,570,745.77 - Step 5: Solve for x
x = 12,847,570,745.77/75,438.75 - Step 6: Final answer
x = 170,304.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.