Home / 82,439.75-123,576.54-32,500.52

Finding the Fourth Proportional to 82,439.75, 123,576.54 and 32,500.52

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Solution

The fourth proportional to 82,439.75, 123,576.54 and 32,500.52 is: 48,718.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,439.75 : 123,576.54 = 32,500.52 : x
  2. Step 2: Convert to fraction form
    82,439.75/123,576.54 = 32,500.52/x
  3. Step 3: Cross multiply
    82,439.75x = 123,576.54 × 32,500.52
  4. Step 4: Simplify right side
    82,439.75x = 4,016,301,809.80
  5. Step 5: Solve for x
    x = 4,016,301,809.80/82,439.75
  6. Step 6: Final answer
    x = 48,718.03

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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.