Finding the Fourth Proportional to 166,530.99, 229,807.08 and 94,934.09
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Solution
The fourth proportional to 166,530.99, 229,807.08 and 94,934.09 is: 131,005.80
Step by Step Solution
- Step 1: Write the proportion equation
166,530.99 : 229,807.08 = 94,934.09 : x - Step 2: Convert to fraction form
166,530.99/229,807.08 = 94,934.09/x - Step 3: Cross multiply
166,530.99x = 229,807.08 × 94,934.09 - Step 4: Simplify right side
166,530.99x = 21,816,524,866.32 - Step 5: Solve for x
x = 21,816,524,866.32/166,530.99 - Step 6: Final answer
x = 131,005.80
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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.