Home / 214,983.56-322,604.94-74,840.60

Finding the Fourth Proportional to 214,983.56, 322,604.94 and 74,840.60

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Solution

The fourth proportional to 214,983.56, 322,604.94 and 74,840.60 is: 112,306.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,983.56 : 322,604.94 = 74,840.60 : x
  2. Step 2: Convert to fraction form
    214,983.56/322,604.94 = 74,840.60/x
  3. Step 3: Cross multiply
    214,983.56x = 322,604.94 × 74,840.60
  4. Step 4: Simplify right side
    214,983.56x = 24,143,947,272.56
  5. Step 5: Solve for x
    x = 24,143,947,272.56/214,983.56
  6. Step 6: Final answer
    x = 112,306.02

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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.