Finding the Fourth Proportional to 176,962.62, 244,261.80 and 120,406.80
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Solution
The fourth proportional to 176,962.62, 244,261.80 and 120,406.80 is: 166,197.71
Step by Step Solution
- Step 1: Write the proportion equation
176,962.62 : 244,261.80 = 120,406.80 : x - Step 2: Convert to fraction form
176,962.62/244,261.80 = 120,406.80/x - Step 3: Cross multiply
176,962.62x = 244,261.80 × 120,406.80 - Step 4: Simplify right side
176,962.62x = 29,410,781,700.24 - Step 5: Solve for x
x = 29,410,781,700.24/176,962.62 - Step 6: Final answer
x = 166,197.71
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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.