Finding the Fourth Proportional to 124,496.28, 171,803.36 and 67,906.44
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Solution
The fourth proportional to 124,496.28, 171,803.36 and 67,906.44 is: 93,710.07
Step by Step Solution
- Step 1: Write the proportion equation
124,496.28 : 171,803.36 = 67,906.44 : x - Step 2: Convert to fraction form
124,496.28/171,803.36 = 67,906.44/x - Step 3: Cross multiply
124,496.28x = 171,803.36 × 67,906.44 - Step 4: Simplify right side
124,496.28x = 11,666,554,557.64 - Step 5: Solve for x
x = 11,666,554,557.64/124,496.28 - Step 6: Final answer
x = 93,710.07
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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.