Finding the Fourth Proportional to 174,113.95, 261,163.62 and 55,782.67
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Solution
The fourth proportional to 174,113.95, 261,163.62 and 55,782.67 is: 83,671.66
Step by Step Solution
- Step 1: Write the proportion equation
174,113.95 : 261,163.62 = 55,782.67 : x - Step 2: Convert to fraction form
174,113.95/261,163.62 = 55,782.67/x - Step 3: Cross multiply
174,113.95x = 261,163.62 × 55,782.67 - Step 4: Simplify right side
174,113.95x = 14,568,402,724.65 - Step 5: Solve for x
x = 14,568,402,724.65/174,113.95 - Step 6: Final answer
x = 83,671.66
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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.