Finding the Fourth Proportional to 83,173.60, 124,796.14 and 27,030.92
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Solution
The fourth proportional to 83,173.60, 124,796.14 and 27,030.92 is: 40,557.99
Step by Step Solution
- Step 1: Write the proportion equation
83,173.60 : 124,796.14 = 27,030.92 : x - Step 2: Convert to fraction form
83,173.60/124,796.14 = 27,030.92/x - Step 3: Cross multiply
83,173.60x = 124,796.14 × 27,030.92 - Step 4: Simplify right side
83,173.60x = 3,373,353,937.14 - Step 5: Solve for x
x = 3,373,353,937.14/83,173.60 - Step 6: Final answer
x = 40,557.99
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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.