Finding the Fourth Proportional to 104,986.44, 157,304.34 and 73,765.80
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Solution
The fourth proportional to 104,986.44, 157,304.34 and 73,765.80 is: 110,525.52
Step by Step Solution
- Step 1: Write the proportion equation
104,986.44 : 157,304.34 = 73,765.80 : x - Step 2: Convert to fraction form
104,986.44/157,304.34 = 73,765.80/x - Step 3: Cross multiply
104,986.44x = 157,304.34 × 73,765.80 - Step 4: Simplify right side
104,986.44x = 11,603,680,483.57 - Step 5: Solve for x
x = 11,603,680,483.57/104,986.44 - Step 6: Final answer
x = 110,525.52
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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.