Finding the Fourth Proportional to 170,369.99, 235,101.11 and 102,374.34
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Solution
The fourth proportional to 170,369.99, 235,101.11 and 102,374.34 is: 141,270.90
Step by Step Solution
- Step 1: Write the proportion equation
170,369.99 : 235,101.11 = 102,374.34 : x - Step 2: Convert to fraction form
170,369.99/235,101.11 = 102,374.34/x - Step 3: Cross multiply
170,369.99x = 235,101.11 × 102,374.34 - Step 4: Simplify right side
170,369.99x = 24,068,320,969.52 - Step 5: Solve for x
x = 24,068,320,969.52/170,369.99 - Step 6: Final answer
x = 141,270.90
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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.