Finding the Fourth Proportional to 104,753.81, 157,132.16 and 29,873.99
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Solution
The fourth proportional to 104,753.81, 157,132.16 and 29,873.99 is: 44,811.40
Step by Step Solution
- Step 1: Write the proportion equation
104,753.81 : 157,132.16 = 29,873.99 : x - Step 2: Convert to fraction form
104,753.81/157,132.16 = 29,873.99/x - Step 3: Cross multiply
104,753.81x = 157,132.16 × 29,873.99 - Step 4: Simplify right side
104,753.81x = 4,694,164,576.52 - Step 5: Solve for x
x = 4,694,164,576.52/104,753.81 - Step 6: Final answer
x = 44,811.40
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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.