Finding the Fourth Proportional to 104,818.80, 157,203.84 and 29,936.96
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Solution
The fourth proportional to 104,818.80, 157,203.84 and 29,936.96 is: 44,898.48
Step by Step Solution
- Step 1: Write the proportion equation
104,818.80 : 157,203.84 = 29,936.96 : x - Step 2: Convert to fraction form
104,818.80/157,203.84 = 29,936.96/x - Step 3: Cross multiply
104,818.80x = 157,203.84 × 29,936.96 - Step 4: Simplify right side
104,818.80x = 4,706,205,069.93 - Step 5: Solve for x
x = 4,706,205,069.93/104,818.80 - Step 6: Final answer
x = 44,898.48
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1.5x scale
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.