Home / 67,817.79-101,732.36-23,426.55

Finding the Fourth Proportional to 67,817.79, 101,732.36 and 23,426.55

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Solution

The fourth proportional to 67,817.79, 101,732.36 and 23,426.55 is: 35,141.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,817.79 : 101,732.36 = 23,426.55 : x
  2. Step 2: Convert to fraction form
    67,817.79/101,732.36 = 23,426.55/x
  3. Step 3: Cross multiply
    67,817.79x = 101,732.36 × 23,426.55
  4. Step 4: Simplify right side
    67,817.79x = 2,383,238,101.03
  5. Step 5: Solve for x
    x = 2,383,238,101.03/67,817.79
  6. Step 6: Final answer
    x = 35,141.78

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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.