Finding the Fourth Proportional to 167,497.60, 251,246.40 and 73,955.20
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Solution
The fourth proportional to 167,497.60, 251,246.40 and 73,955.20 is: 110,932.80
Step by Step Solution
- Step 1: Write the proportion equation
167,497.60 : 251,246.40 = 73,955.20 : x - Step 2: Convert to fraction form
167,497.60/251,246.40 = 73,955.20/x - Step 3: Cross multiply
167,497.60x = 251,246.40 × 73,955.20 - Step 4: Simplify right side
167,497.60x = 18,580,977,761.28 - Step 5: Solve for x
x = 18,580,977,761.28/167,497.60 - Step 6: Final answer
x = 110,932.80
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1.5x scale
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.