Finding the Fourth Proportional to 104,787.99, 157,191.35 and 29,906.73
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Solution
The fourth proportional to 104,787.99, 157,191.35 and 29,906.73 is: 44,862.77
Step by Step Solution
- Step 1: Write the proportion equation
104,787.99 : 157,191.35 = 29,906.73 : x - Step 2: Convert to fraction form
104,787.99/157,191.35 = 29,906.73/x - Step 3: Cross multiply
104,787.99x = 157,191.35 × 29,906.73 - Step 4: Simplify right side
104,787.99x = 4,701,079,113.25 - Step 5: Solve for x
x = 4,701,079,113.25/104,787.99 - Step 6: Final answer
x = 44,862.77
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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.