Finding the Fourth Proportional to 104,987.44, 157,305.84 and 73,766.80
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Solution
The fourth proportional to 104,987.44, 157,305.84 and 73,766.80 is: 110,527.02
Step by Step Solution
- Step 1: Write the proportion equation
104,987.44 : 157,305.84 = 73,766.80 : x - Step 2: Convert to fraction form
104,987.44/157,305.84 = 73,766.80/x - Step 3: Cross multiply
104,987.44x = 157,305.84 × 73,766.80 - Step 4: Simplify right side
104,987.44x = 11,603,948,438.11 - Step 5: Solve for x
x = 11,603,948,438.11/104,987.44 - Step 6: Final answer
x = 110,527.02
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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.