Home / 71,052.46-106,576.25-18,462.40

Finding the Fourth Proportional to 71,052.46, 106,576.25 and 18,462.40

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Solution

The fourth proportional to 71,052.46, 106,576.25 and 18,462.40 is: 27,692.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,052.46 : 106,576.25 = 18,462.40 : x
  2. Step 2: Convert to fraction form
    71,052.46/106,576.25 = 18,462.40/x
  3. Step 3: Cross multiply
    71,052.46x = 106,576.25 × 18,462.40
  4. Step 4: Simplify right side
    71,052.46x = 1,967,653,358.00
  5. Step 5: Solve for x
    x = 1,967,653,358.00/71,052.46
  6. Step 6: Final answer
    x = 27,692.97

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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.