Finding the Fourth Proportional to 107,776.08, 161,682.12 and 48,610.44
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Solution
The fourth proportional to 107,776.08, 161,682.12 and 48,610.44 is: 72,923.78
Step by Step Solution
- Step 1: Write the proportion equation
107,776.08 : 161,682.12 = 48,610.44 : x - Step 2: Convert to fraction form
107,776.08/161,682.12 = 48,610.44/x - Step 3: Cross multiply
107,776.08x = 161,682.12 × 48,610.44 - Step 4: Simplify right side
107,776.08x = 7,859,438,993.33 - Step 5: Solve for x
x = 7,859,438,993.33/107,776.08 - Step 6: Final answer
x = 72,923.78
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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.