Finding the Fourth Proportional to 104,821.20, 157,252.56 and 29,941.99
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Solution
The fourth proportional to 104,821.20, 157,252.56 and 29,941.99 is: 44,918.92
Step by Step Solution
- Step 1: Write the proportion equation
104,821.20 : 157,252.56 = 29,941.99 : x - Step 2: Convert to fraction form
104,821.20/157,252.56 = 29,941.99/x - Step 3: Cross multiply
104,821.20x = 157,252.56 × 29,941.99 - Step 4: Simplify right side
104,821.20x = 4,708,455,392.44 - Step 5: Solve for x
x = 4,708,455,392.44/104,821.20 - Step 6: Final answer
x = 44,918.92
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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.