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Finding the Fourth Proportional to 57,641.55, 86,469.88 and 22,576.65

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Solution

The fourth proportional to 57,641.55, 86,469.88 and 22,576.65 is: 33,867.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,641.55 : 86,469.88 = 22,576.65 : x
  2. Step 2: Convert to fraction form
    57,641.55/86,469.88 = 22,576.65/x
  3. Step 3: Cross multiply
    57,641.55x = 86,469.88 × 22,576.65
  4. Step 4: Simplify right side
    57,641.55x = 1,952,200,216.30
  5. Step 5: Solve for x
    x = 1,952,200,216.30/57,641.55
  6. Step 6: Final answer
    x = 33,867.93

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1.5x scale

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.