Finding the Fourth Proportional to 166,493.60, 229,765.18 and 94,872.08
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Solution
The fourth proportional to 166,493.60, 229,765.18 and 94,872.08 is: 130,925.76
Step by Step Solution
- Step 1: Write the proportion equation
166,493.60 : 229,765.18 = 94,872.08 : x - Step 2: Convert to fraction form
166,493.60/229,765.18 = 94,872.08/x - Step 3: Cross multiply
166,493.60x = 229,765.18 × 94,872.08 - Step 4: Simplify right side
166,493.60x = 21,798,300,538.17 - Step 5: Solve for x
x = 21,798,300,538.17/166,493.60 - Step 6: Final answer
x = 130,925.76
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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.