Finding the Fourth Proportional to 216,492.96, 298,762.08 and 119,695.26
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Solution
The fourth proportional to 216,492.96, 298,762.08 and 119,695.26 is: 165,180.45
Step by Step Solution
- Step 1: Write the proportion equation
216,492.96 : 298,762.08 = 119,695.26 : x - Step 2: Convert to fraction form
216,492.96/298,762.08 = 119,695.26/x - Step 3: Cross multiply
216,492.96x = 298,762.08 × 119,695.26 - Step 4: Simplify right side
216,492.96x = 35,760,404,843.74 - Step 5: Solve for x
x = 35,760,404,843.74/216,492.96 - Step 6: Final answer
x = 165,180.45
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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.