Finding the Fourth Proportional to 106,368.24, 159,581.93 and 46,401.96
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Solution
The fourth proportional to 106,368.24, 159,581.93 and 46,401.96 is: 69,615.84
Step by Step Solution
- Step 1: Write the proportion equation
106,368.24 : 159,581.93 = 46,401.96 : x - Step 2: Convert to fraction form
106,368.24/159,581.93 = 46,401.96/x - Step 3: Cross multiply
106,368.24x = 159,581.93 × 46,401.96 - Step 4: Simplify right side
106,368.24x = 7,404,914,100.57 - Step 5: Solve for x
x = 7,404,914,100.57/106,368.24 - Step 6: Final answer
x = 69,615.84
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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.