Finding the Third Proportional to 7,089.75 and 15,525.75
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Solution
The third proportional to 7,089.75 and 15,525.75 is: 33,999.64
Step by Step Solution
- Step 1: Write the proportion equation
7,089.75 : 15,525.75 = 15,525.75 : x - Step 2: Convert to fraction form
7,089.75/15,525.75 = 15,525.75/x - Step 3: Cross multiply
7,089.75x = 15,525.75 × 15,525.75 - Step 4: Simplify right side
7,089.75x = 241,048,913.06 - Step 5: Solve for x
x = 241,048,913.06/7,089.75 - Step 6: Final answer
x = 33,999.64
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.