Finding the Fourth Proportional to 201,426.24, 277,968.87 and 110,787.78
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Solution
The fourth proportional to 201,426.24, 277,968.87 and 110,787.78 is: 152,887.50
Step by Step Solution
- Step 1: Write the proportion equation
201,426.24 : 277,968.87 = 110,787.78 : x - Step 2: Convert to fraction form
201,426.24/277,968.87 = 110,787.78/x - Step 3: Cross multiply
201,426.24x = 277,968.87 × 110,787.78 - Step 4: Simplify right side
201,426.24x = 30,795,554,016.41 - Step 5: Solve for x
x = 30,795,554,016.41/201,426.24 - Step 6: Final answer
x = 152,887.50
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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.