Home / 133,839.30-200,588.85-54,864.30

Finding the Fourth Proportional to 133,839.30, 200,588.85 and 54,864.30

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Solution

The fourth proportional to 133,839.30, 200,588.85 and 54,864.30 is: 82,226.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,839.30 : 200,588.85 = 54,864.30 : x
  2. Step 2: Convert to fraction form
    133,839.30/200,588.85 = 54,864.30/x
  3. Step 3: Cross multiply
    133,839.30x = 200,588.85 × 54,864.30
  4. Step 4: Simplify right side
    133,839.30x = 11,005,166,843.06
  5. Step 5: Solve for x
    x = 11,005,166,843.06/133,839.30
  6. Step 6: Final answer
    x = 82,226.72

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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.