Finding the Fourth Proportional to 166,937.24, 230,371.02 and 90,454.55
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Solution
The fourth proportional to 166,937.24, 230,371.02 and 90,454.55 is: 124,825.99
Step by Step Solution
- Step 1: Write the proportion equation
166,937.24 : 230,371.02 = 90,454.55 : x - Step 2: Convert to fraction form
166,937.24/230,371.02 = 90,454.55/x - Step 3: Cross multiply
166,937.24x = 230,371.02 × 90,454.55 - Step 4: Simplify right side
166,937.24x = 20,838,106,947.14 - Step 5: Solve for x
x = 20,838,106,947.14/166,937.24 - Step 6: Final answer
x = 124,825.99
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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.