Finding the Fourth Proportional to 167,823.66, 231,478.74 and 110,444.70
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Solution
The fourth proportional to 167,823.66, 231,478.74 and 110,444.70 is: 152,336.09
Step by Step Solution
- Step 1: Write the proportion equation
167,823.66 : 231,478.74 = 110,444.70 : x - Step 2: Convert to fraction form
167,823.66/231,478.74 = 110,444.70/x - Step 3: Cross multiply
167,823.66x = 231,478.74 × 110,444.70 - Step 4: Simplify right side
167,823.66x = 25,565,599,995.68 - Step 5: Solve for x
x = 25,565,599,995.68/167,823.66 - Step 6: Final answer
x = 152,336.09
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1.5x scale
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.