Finding the Fourth Proportional to 96,786.68, 145,180.74 and 26,669.84
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Solution
The fourth proportional to 96,786.68, 145,180.74 and 26,669.84 is: 40,004.96
Step by Step Solution
- Step 1: Write the proportion equation
96,786.68 : 145,180.74 = 26,669.84 : x - Step 2: Convert to fraction form
96,786.68/145,180.74 = 26,669.84/x - Step 3: Cross multiply
96,786.68x = 145,180.74 × 26,669.84 - Step 4: Simplify right side
96,786.68x = 3,871,947,106.88 - Step 5: Solve for x
x = 3,871,947,106.88/96,786.68 - Step 6: Final answer
x = 40,004.96
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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.