Finding the Fourth Proportional to 73,973.70, 110,958.12 and 29,588.54
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Solution
The fourth proportional to 73,973.70, 110,958.12 and 29,588.54 is: 44,381.83
Step by Step Solution
- Step 1: Write the proportion equation
73,973.70 : 110,958.12 = 29,588.54 : x - Step 2: Convert to fraction form
73,973.70/110,958.12 = 29,588.54/x - Step 3: Cross multiply
73,973.70x = 110,958.12 × 29,588.54 - Step 4: Simplify right side
73,973.70x = 3,283,088,217.15 - Step 5: Solve for x
x = 3,283,088,217.15/73,973.70 - Step 6: Final answer
x = 44,381.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.