Finding the Fourth Proportional to 175,559.74, 242,391.18 and 115,232.92
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Solution
The fourth proportional to 175,559.74, 242,391.18 and 115,232.92 is: 159,099.37
Step by Step Solution
- Step 1: Write the proportion equation
175,559.74 : 242,391.18 = 115,232.92 : x - Step 2: Convert to fraction form
175,559.74/242,391.18 = 115,232.92/x - Step 3: Cross multiply
175,559.74x = 242,391.18 × 115,232.92 - Step 4: Simplify right side
175,559.74x = 27,931,443,453.65 - Step 5: Solve for x
x = 27,931,443,453.65/175,559.74 - Step 6: Final answer
x = 159,099.37
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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.