Finding the Fourth Proportional to 134,949.36, 202,282.92 and 46,173.04
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Solution
The fourth proportional to 134,949.36, 202,282.92 and 46,173.04 is: 69,211.28
Step by Step Solution
- Step 1: Write the proportion equation
134,949.36 : 202,282.92 = 46,173.04 : x - Step 2: Convert to fraction form
134,949.36/202,282.92 = 46,173.04/x - Step 3: Cross multiply
134,949.36x = 202,282.92 × 46,173.04 - Step 4: Simplify right side
134,949.36x = 9,340,017,356.48 - Step 5: Solve for x
x = 9,340,017,356.48/134,949.36 - Step 6: Final answer
x = 69,211.28
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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.