Finding the Fourth Proportional to 126,602.24, 174,704.02 and 69,230.19
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Solution
The fourth proportional to 126,602.24, 174,704.02 and 69,230.19 is: 95,533.80
Step by Step Solution
- Step 1: Write the proportion equation
126,602.24 : 174,704.02 = 69,230.19 : x - Step 2: Convert to fraction form
126,602.24/174,704.02 = 69,230.19/x - Step 3: Cross multiply
126,602.24x = 174,704.02 × 69,230.19 - Step 4: Simplify right side
126,602.24x = 12,094,792,498.36 - Step 5: Solve for x
x = 12,094,792,498.36/126,602.24 - Step 6: Final answer
x = 95,533.80
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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.