Finding the Fourth Proportional to 134,202.42, 185,203.49 and 73,777.68
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Solution
The fourth proportional to 134,202.42, 185,203.49 and 73,777.68 is: 101,815.48
Step by Step Solution
- Step 1: Write the proportion equation
134,202.42 : 185,203.49 = 73,777.68 : x - Step 2: Convert to fraction form
134,202.42/185,203.49 = 73,777.68/x - Step 3: Cross multiply
134,202.42x = 185,203.49 × 73,777.68 - Step 4: Simplify right side
134,202.42x = 13,663,883,451.21 - Step 5: Solve for x
x = 13,663,883,451.21/134,202.42 - Step 6: Final answer
x = 101,815.48
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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.