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Finding the Fourth Proportional to 32,576.59, 48,946.89 and 20,735.80

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Solution

The fourth proportional to 32,576.59, 48,946.89 and 20,735.80 is: 31,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,576.59 : 48,946.89 = 20,735.80 : x
  2. Step 2: Convert to fraction form
    32,576.59/48,946.89 = 20,735.80/x
  3. Step 3: Cross multiply
    32,576.59x = 48,946.89 × 20,735.80
  4. Step 4: Simplify right side
    32,576.59x = 1,014,952,921.66
  5. Step 5: Solve for x
    x = 1,014,952,921.66/32,576.59
  6. Step 6: Final answer
    x = 31,155.90

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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.