Finding the Fourth Proportional to 74,301.36, 111,450.81 and 29,927.01
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Solution
The fourth proportional to 74,301.36, 111,450.81 and 29,927.01 is: 44,890.02
Step by Step Solution
- Step 1: Write the proportion equation
74,301.36 : 111,450.81 = 29,927.01 : x - Step 2: Convert to fraction form
74,301.36/111,450.81 = 29,927.01/x - Step 3: Cross multiply
74,301.36x = 111,450.81 × 29,927.01 - Step 4: Simplify right side
74,301.36x = 3,335,389,505.38 - Step 5: Solve for x
x = 3,335,389,505.38/74,301.36 - Step 6: Final answer
x = 44,890.02
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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.