Finding the Fourth Proportional to 133,910.43, 184,795.89 and 73,482.09
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Solution
The fourth proportional to 133,910.43, 184,795.89 and 73,482.09 is: 101,405.00
Step by Step Solution
- Step 1: Write the proportion equation
133,910.43 : 184,795.89 = 73,482.09 : x - Step 2: Convert to fraction form
133,910.43/184,795.89 = 73,482.09/x - Step 3: Cross multiply
133,910.43x = 184,795.89 × 73,482.09 - Step 4: Simplify right side
133,910.43x = 13,579,187,458.74 - Step 5: Solve for x
x = 13,579,187,458.74/133,910.43 - Step 6: Final answer
x = 101,405.00
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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.