Finding the Fourth Proportional to 157,095.92, 235,250.21 and 123,995.68
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Solution
The fourth proportional to 157,095.92, 235,250.21 and 123,995.68 is: 185,682.79
Step by Step Solution
- Step 1: Write the proportion equation
157,095.92 : 235,250.21 = 123,995.68 : x - Step 2: Convert to fraction form
157,095.92/235,250.21 = 123,995.68/x - Step 3: Cross multiply
157,095.92x = 235,250.21 × 123,995.68 - Step 4: Simplify right side
157,095.92x = 29,170,009,480.96 - Step 5: Solve for x
x = 29,170,009,480.96/157,095.92 - Step 6: Final answer
x = 185,682.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.