Finding the Fourth Proportional to 131,925.06, 197,924.49 and 43,240.82
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Solution
The fourth proportional to 131,925.06, 197,924.49 and 43,240.82 is: 64,873.32
Step by Step Solution
- Step 1: Write the proportion equation
131,925.06 : 197,924.49 = 43,240.82 : x - Step 2: Convert to fraction form
131,925.06/197,924.49 = 43,240.82/x - Step 3: Cross multiply
131,925.06x = 197,924.49 × 43,240.82 - Step 4: Simplify right side
131,925.06x = 8,558,416,256.06 - Step 5: Solve for x
x = 8,558,416,256.06/131,925.06 - Step 6: Final answer
x = 64,873.32
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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.