Finding the Fourth Proportional to 168,228.70, 232,160.79 and 96,623.08
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Solution
The fourth proportional to 168,228.70, 232,160.79 and 96,623.08 is: 133,342.83
Step by Step Solution
- Step 1: Write the proportion equation
168,228.70 : 232,160.79 = 96,623.08 : x - Step 2: Convert to fraction form
168,228.70/232,160.79 = 96,623.08/x - Step 3: Cross multiply
168,228.70x = 232,160.79 × 96,623.08 - Step 4: Simplify right side
168,228.70x = 22,432,090,585.03 - Step 5: Solve for x
x = 22,432,090,585.03/168,228.70 - Step 6: Final answer
x = 133,342.83
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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.