Finding the Fourth Proportional to 126,496.02, 174,557.66 and 69,903.75
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Solution
The fourth proportional to 126,496.02, 174,557.66 and 69,903.75 is: 96,463.39
Step by Step Solution
- Step 1: Write the proportion equation
126,496.02 : 174,557.66 = 69,903.75 : x - Step 2: Convert to fraction form
126,496.02/174,557.66 = 69,903.75/x - Step 3: Cross multiply
126,496.02x = 174,557.66 × 69,903.75 - Step 4: Simplify right side
126,496.02x = 12,202,234,675.71 - Step 5: Solve for x
x = 12,202,234,675.71/126,496.02 - Step 6: Final answer
x = 96,463.39
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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.