Home / 49,840.84-74,761.26-18,672.04

Finding the Fourth Proportional to 49,840.84, 74,761.26 and 18,672.04

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Solution

The fourth proportional to 49,840.84, 74,761.26 and 18,672.04 is: 28,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,840.84 : 74,761.26 = 18,672.04 : x
  2. Step 2: Convert to fraction form
    49,840.84/74,761.26 = 18,672.04/x
  3. Step 3: Cross multiply
    49,840.84x = 74,761.26 × 18,672.04
  4. Step 4: Simplify right side
    49,840.84x = 1,395,945,237.17
  5. Step 5: Solve for x
    x = 1,395,945,237.17/49,840.84
  6. Step 6: Final answer
    x = 28,008.06

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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.