Finding the Fourth Proportional to 213,645.33, 294,818.58 and 116,829.99
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Solution
The fourth proportional to 213,645.33, 294,818.58 and 116,829.99 is: 161,218.84
Step by Step Solution
- Step 1: Write the proportion equation
213,645.33 : 294,818.58 = 116,829.99 : x - Step 2: Convert to fraction form
213,645.33/294,818.58 = 116,829.99/x - Step 3: Cross multiply
213,645.33x = 294,818.58 × 116,829.99 - Step 4: Simplify right side
213,645.33x = 34,443,651,753.21 - Step 5: Solve for x
x = 34,443,651,753.21/213,645.33 - Step 6: Final answer
x = 161,218.84
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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.