Finding the Fourth Proportional to 133,968.26, 184,875.48 and 73,539.92
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Solution
The fourth proportional to 133,968.26, 184,875.48 and 73,539.92 is: 101,484.70
Step by Step Solution
- Step 1: Write the proportion equation
133,968.26 : 184,875.48 = 73,539.92 : x - Step 2: Convert to fraction form
133,968.26/184,875.48 = 73,539.92/x - Step 3: Cross multiply
133,968.26x = 184,875.48 × 73,539.92 - Step 4: Simplify right side
133,968.26x = 13,595,728,009.16 - Step 5: Solve for x
x = 13,595,728,009.16/133,968.26 - Step 6: Final answer
x = 101,484.70
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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.