Finding the Fourth Proportional to 171,464.74, 236,618.78 and 94,983.60
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Solution
The fourth proportional to 171,464.74, 236,618.78 and 94,983.60 is: 131,075.95
Step by Step Solution
- Step 1: Write the proportion equation
171,464.74 : 236,618.78 = 94,983.60 : x - Step 2: Convert to fraction form
171,464.74/236,618.78 = 94,983.60/x - Step 3: Cross multiply
171,464.74x = 236,618.78 × 94,983.60 - Step 4: Simplify right side
171,464.74x = 22,474,903,964.41 - Step 5: Solve for x
x = 22,474,903,964.41/171,464.74 - Step 6: Final answer
x = 131,075.95
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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.