Finding the Fourth Proportional to 240,023.35, 331,219.99 and 132,572.60
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Solution
The fourth proportional to 240,023.35, 331,219.99 and 132,572.60 is: 182,943.43
Step by Step Solution
- Step 1: Write the proportion equation
240,023.35 : 331,219.99 = 132,572.60 : x - Step 2: Convert to fraction form
240,023.35/331,219.99 = 132,572.60/x - Step 3: Cross multiply
240,023.35x = 331,219.99 × 132,572.60 - Step 4: Simplify right side
240,023.35x = 43,910,694,252.24 - Step 5: Solve for x
x = 43,910,694,252.24/240,023.35 - Step 6: Final answer
x = 182,943.43
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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.