Finding the Fourth Proportional to 146,495.02, 202,162.01 and 82,835.08
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Solution
The fourth proportional to 146,495.02, 202,162.01 and 82,835.08 is: 114,311.78
Step by Step Solution
- Step 1: Write the proportion equation
146,495.02 : 202,162.01 = 82,835.08 : x - Step 2: Convert to fraction form
146,495.02/202,162.01 = 82,835.08/x - Step 3: Cross multiply
146,495.02x = 202,162.01 × 82,835.08 - Step 4: Simplify right side
146,495.02x = 16,746,106,271.31 - Step 5: Solve for x
x = 16,746,106,271.31/146,495.02 - Step 6: Final answer
x = 114,311.78
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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.