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Finding the Fourth Proportional to 49,850.10, 74,592.90 and 36,728.10

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Solution

The fourth proportional to 49,850.10, 74,592.90 and 36,728.10 is: 54,957.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,850.10 : 74,592.90 = 36,728.10 : x
  2. Step 2: Convert to fraction form
    49,850.10/74,592.90 = 36,728.10/x
  3. Step 3: Cross multiply
    49,850.10x = 74,592.90 × 36,728.10
  4. Step 4: Simplify right side
    49,850.10x = 2,739,655,490.49
  5. Step 5: Solve for x
    x = 2,739,655,490.49/49,850.10
  6. Step 6: Final answer
    x = 54,957.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.