Finding the Fourth Proportional to 168,624.08, 232,693.76 and 93,170.96
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Solution
The fourth proportional to 168,624.08, 232,693.76 and 93,170.96 is: 128,571.80
Step by Step Solution
- Step 1: Write the proportion equation
168,624.08 : 232,693.76 = 93,170.96 : x - Step 2: Convert to fraction form
168,624.08/232,693.76 = 93,170.96/x - Step 3: Cross multiply
168,624.08x = 232,693.76 × 93,170.96 - Step 4: Simplify right side
168,624.08x = 21,680,301,005.21 - Step 5: Solve for x
x = 21,680,301,005.21/168,624.08 - Step 6: Final answer
x = 128,571.80
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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.