Finding the Fourth Proportional to 133,888.23, 184,770.99 and 73,461.42
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Solution
The fourth proportional to 133,888.23, 184,770.99 and 73,461.42 is: 101,379.63
Step by Step Solution
- Step 1: Write the proportion equation
133,888.23 : 184,770.99 = 73,461.42 : x - Step 2: Convert to fraction form
133,888.23/184,770.99 = 73,461.42/x - Step 3: Cross multiply
133,888.23x = 184,770.99 × 73,461.42 - Step 4: Simplify right side
133,888.23x = 13,573,539,300.21 - Step 5: Solve for x
x = 13,573,539,300.21/133,888.23 - Step 6: Final answer
x = 101,379.63
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1.5x scale
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.