Finding the Fourth Proportional to 166,203.08, 229,084.08 and 117,742.82
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Solution
The fourth proportional to 166,203.08, 229,084.08 and 117,742.82 is: 162,289.44
Step by Step Solution
- Step 1: Write the proportion equation
166,203.08 : 229,084.08 = 117,742.82 : x - Step 2: Convert to fraction form
166,203.08/229,084.08 = 117,742.82/x - Step 3: Cross multiply
166,203.08x = 229,084.08 × 117,742.82 - Step 4: Simplify right side
166,203.08x = 26,973,005,596.31 - Step 5: Solve for x
x = 26,973,005,596.31/166,203.08 - Step 6: Final answer
x = 162,289.44
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1.5x scale
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.