Finding the Fourth Proportional to 83,787.94, 125,681.94 and 24,623.62
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Solution
The fourth proportional to 83,787.94, 125,681.94 and 24,623.62 is: 36,935.43
Step by Step Solution
- Step 1: Write the proportion equation
83,787.94 : 125,681.94 = 24,623.62 : x - Step 2: Convert to fraction form
83,787.94/125,681.94 = 24,623.62/x - Step 3: Cross multiply
83,787.94x = 125,681.94 × 24,623.62 - Step 4: Simplify right side
83,787.94x = 3,094,743,579.90 - Step 5: Solve for x
x = 3,094,743,579.90/83,787.94 - Step 6: Final answer
x = 36,935.43
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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.