Finding the Fourth Proportional to 220,768.53, 304,652.12 and 125,269.53
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Solution
The fourth proportional to 220,768.53, 304,652.12 and 125,269.53 is: 172,867.15
Step by Step Solution
- Step 1: Write the proportion equation
220,768.53 : 304,652.12 = 125,269.53 : x - Step 2: Convert to fraction form
220,768.53/304,652.12 = 125,269.53/x - Step 3: Cross multiply
220,768.53x = 304,652.12 × 125,269.53 - Step 4: Simplify right side
220,768.53x = 38,163,627,259.56 - Step 5: Solve for x
x = 38,163,627,259.56/220,768.53 - Step 6: Final answer
x = 172,867.15
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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.