Finding the Fourth Proportional to 88,580.36, 122,246.34 and 50,860.28
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Solution
The fourth proportional to 88,580.36, 122,246.34 and 50,860.28 is: 70,190.31
Step by Step Solution
- Step 1: Write the proportion equation
88,580.36 : 122,246.34 = 50,860.28 : x - Step 2: Convert to fraction form
88,580.36/122,246.34 = 50,860.28/x - Step 3: Cross multiply
88,580.36x = 122,246.34 × 50,860.28 - Step 4: Simplify right side
88,580.36x = 6,217,483,081.38 - Step 5: Solve for x
x = 6,217,483,081.38/88,580.36 - Step 6: Final answer
x = 70,190.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.