Finding the Fourth Proportional to 118,040.96, 176,995.81 and 46,957.99
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Solution
The fourth proportional to 118,040.96, 176,995.81 and 46,957.99 is: 70,410.88
Step by Step Solution
- Step 1: Write the proportion equation
118,040.96 : 176,995.81 = 46,957.99 : x - Step 2: Convert to fraction form
118,040.96/176,995.81 = 46,957.99/x - Step 3: Cross multiply
118,040.96x = 176,995.81 × 46,957.99 - Step 4: Simplify right side
118,040.96x = 8,311,367,476.02 - Step 5: Solve for x
x = 8,311,367,476.02/118,040.96 - Step 6: Final answer
x = 70,410.88
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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.