Finding the Fourth Proportional to 185,022.24, 255,440.72 and 121,471.44
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Solution
The fourth proportional to 185,022.24, 255,440.72 and 121,471.44 is: 167,702.82
Step by Step Solution
- Step 1: Write the proportion equation
185,022.24 : 255,440.72 = 121,471.44 : x - Step 2: Convert to fraction form
185,022.24/255,440.72 = 121,471.44/x - Step 3: Cross multiply
185,022.24x = 255,440.72 × 121,471.44 - Step 4: Simplify right side
185,022.24x = 31,028,752,093.04 - Step 5: Solve for x
x = 31,028,752,093.04/185,022.24 - Step 6: Final answer
x = 167,702.82
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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.