Finding the Fourth Proportional to 84,794.88, 127,188.48 and 34,894.08
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Solution
The fourth proportional to 84,794.88, 127,188.48 and 34,894.08 is: 52,339.54
Step by Step Solution
- Step 1: Write the proportion equation
84,794.88 : 127,188.48 = 34,894.08 : x - Step 2: Convert to fraction form
84,794.88/127,188.48 = 34,894.08/x - Step 3: Cross multiply
84,794.88x = 127,188.48 × 34,894.08 - Step 4: Simplify right side
84,794.88x = 4,438,124,996.20 - Step 5: Solve for x
x = 4,438,124,996.20/84,794.88 - Step 6: Final answer
x = 52,339.54
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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.