Finding the Third Proportional to 55,643.06 and 117,907.31
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Solution
The third proportional to 55,643.06 and 117,907.31 is: 249,844.88
Step by Step Solution
- Step 1: Write the proportion equation
55,643.06 : 117,907.31 = 117,907.31 : x - Step 2: Convert to fraction form
55,643.06/117,907.31 = 117,907.31/x - Step 3: Cross multiply
55,643.06x = 117,907.31 × 117,907.31 - Step 4: Simplify right side
55,643.06x = 13,902,134,340.97 - Step 5: Solve for x
x = 13,902,134,340.97/55,643.06 - Step 6: Final answer
x = 249,844.88
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.