Finding the Fourth Proportional to 163,068.20, 244,602.30 and 157,163.30
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Solution
The fourth proportional to 163,068.20, 244,602.30 and 157,163.30 is: 235,744.95
Step by Step Solution
- Step 1: Write the proportion equation
163,068.20 : 244,602.30 = 157,163.30 : x - Step 2: Convert to fraction form
163,068.20/244,602.30 = 157,163.30/x - Step 3: Cross multiply
163,068.20x = 244,602.30 × 157,163.30 - Step 4: Simplify right side
163,068.20x = 38,442,504,655.59 - Step 5: Solve for x
x = 38,442,504,655.59/163,068.20 - Step 6: Final answer
x = 235,744.95
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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.