Finding the Fourth Proportional to 157,359.96, 236,073.58 and 50,749.99
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Solution
The fourth proportional to 157,359.96, 236,073.58 and 50,749.99 is: 76,135.83
Step by Step Solution
- Step 1: Write the proportion equation
157,359.96 : 236,073.58 = 50,749.99 : x - Step 2: Convert to fraction form
157,359.96/236,073.58 = 50,749.99/x - Step 3: Cross multiply
157,359.96x = 236,073.58 × 50,749.99 - Step 4: Simplify right side
157,359.96x = 11,980,731,107.21 - Step 5: Solve for x
x = 11,980,731,107.21/157,359.96 - Step 6: Final answer
x = 76,135.83
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1.5x scale
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.