Finding the Fourth Proportional to 107,041.54, 160,584.84 and 40,480.18
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Solution
The fourth proportional to 107,041.54, 160,584.84 and 40,480.18 is: 60,728.79
Step by Step Solution
- Step 1: Write the proportion equation
107,041.54 : 160,584.84 = 40,480.18 : x - Step 2: Convert to fraction form
107,041.54/160,584.84 = 40,480.18/x - Step 3: Cross multiply
107,041.54x = 160,584.84 × 40,480.18 - Step 4: Simplify right side
107,041.54x = 6,500,503,228.47 - Step 5: Solve for x
x = 6,500,503,228.47/107,041.54 - Step 6: Final answer
x = 60,728.79
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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.