Home / 43,576.82-65,376.56-12,414.50

Finding the Fourth Proportional to 43,576.82, 65,376.56 and 12,414.50

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Solution

The fourth proportional to 43,576.82, 65,376.56 and 12,414.50 is: 18,624.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,576.82 : 65,376.56 = 12,414.50 : x
  2. Step 2: Convert to fraction form
    43,576.82/65,376.56 = 12,414.50/x
  3. Step 3: Cross multiply
    43,576.82x = 65,376.56 × 12,414.50
  4. Step 4: Simplify right side
    43,576.82x = 811,617,304.12
  5. Step 5: Solve for x
    x = 811,617,304.12/43,576.82
  6. Step 6: Final answer
    x = 18,624.98

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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.