Finding the Fourth Proportional to 166,088.28, 229,201.88 and 102,463.08
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Solution
The fourth proportional to 166,088.28, 229,201.88 and 102,463.08 is: 141,399.08
Step by Step Solution
- Step 1: Write the proportion equation
166,088.28 : 229,201.88 = 102,463.08 : x - Step 2: Convert to fraction form
166,088.28/229,201.88 = 102,463.08/x - Step 3: Cross multiply
166,088.28x = 229,201.88 × 102,463.08 - Step 4: Simplify right side
166,088.28x = 23,484,730,566.59 - Step 5: Solve for x
x = 23,484,730,566.59/166,088.28 - Step 6: Final answer
x = 141,399.08
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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.