Finding the Fourth Proportional to 133,474.12, 184,194.26 and 73,044.80
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Solution
The fourth proportional to 133,474.12, 184,194.26 and 73,044.80 is: 100,801.81
Step by Step Solution
- Step 1: Write the proportion equation
133,474.12 : 184,194.26 = 73,044.80 : x - Step 2: Convert to fraction form
133,474.12/184,194.26 = 73,044.80/x - Step 3: Cross multiply
133,474.12x = 184,194.26 × 73,044.80 - Step 4: Simplify right side
133,474.12x = 13,454,432,561.30 - Step 5: Solve for x
x = 13,454,432,561.30/133,474.12 - Step 6: Final answer
x = 100,801.81
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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.