Home / 89,731.00-123,828.78-52,027.12

Finding the Fourth Proportional to 89,731.00, 123,828.78 and 52,027.12

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Solution

The fourth proportional to 89,731.00, 123,828.78 and 52,027.12 is: 71,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,731.00 : 123,828.78 = 52,027.12 : x
  2. Step 2: Convert to fraction form
    89,731.00/123,828.78 = 52,027.12/x
  3. Step 3: Cross multiply
    89,731.00x = 123,828.78 × 52,027.12
  4. Step 4: Simplify right side
    89,731.00x = 6,442,454,682.04
  5. Step 5: Solve for x
    x = 6,442,454,682.04/89,731.00
  6. Step 6: Final answer
    x = 71,797.43

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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.