Finding the Fourth Proportional to 133,474.08, 184,191.36 and 73,044.48
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Solution
The fourth proportional to 133,474.08, 184,191.36 and 73,044.48 is: 100,799.81
Step by Step Solution
- Step 1: Write the proportion equation
133,474.08 : 184,191.36 = 73,044.48 : x - Step 2: Convert to fraction form
133,474.08/184,191.36 = 73,044.48/x - Step 3: Cross multiply
133,474.08x = 184,191.36 × 73,044.48 - Step 4: Simplify right side
133,474.08x = 13,454,162,111.69 - Step 5: Solve for x
x = 13,454,162,111.69/133,474.08 - Step 6: Final answer
x = 100,799.81
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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.