Finding the Fourth Proportional to 173,329.40, 239,305.74 and 141,574.52
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Solution
The fourth proportional to 173,329.40, 239,305.74 and 141,574.52 is: 195,463.64
Step by Step Solution
- Step 1: Write the proportion equation
173,329.40 : 239,305.74 = 141,574.52 : x - Step 2: Convert to fraction form
173,329.40/239,305.74 = 141,574.52/x - Step 3: Cross multiply
173,329.40x = 239,305.74 × 141,574.52 - Step 4: Simplify right side
173,329.40x = 33,879,595,273.74 - Step 5: Solve for x
x = 33,879,595,273.74/173,329.40 - Step 6: Final answer
x = 195,463.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.