Finding the Fourth Proportional to 167,660.88, 251,507.74 and 61,073.80
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Solution
The fourth proportional to 167,660.88, 251,507.74 and 61,073.80 is: 91,616.68
Step by Step Solution
- Step 1: Write the proportion equation
167,660.88 : 251,507.74 = 61,073.80 : x - Step 2: Convert to fraction form
167,660.88/251,507.74 = 61,073.80/x - Step 3: Cross multiply
167,660.88x = 251,507.74 × 61,073.80 - Step 4: Simplify right side
167,660.88x = 15,360,533,411.21 - Step 5: Solve for x
x = 15,360,533,411.21/167,660.88 - Step 6: Final answer
x = 91,616.68
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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.