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Finding the Fourth Proportional to 39,252.70, 54,149.70 and 23,325.88

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Solution

The fourth proportional to 39,252.70, 54,149.70 and 23,325.88 is: 32,178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,252.70 : 54,149.70 = 23,325.88 : x
  2. Step 2: Convert to fraction form
    39,252.70/54,149.70 = 23,325.88/x
  3. Step 3: Cross multiply
    39,252.70x = 54,149.70 × 23,325.88
  4. Step 4: Simplify right side
    39,252.70x = 1,263,089,404.24
  5. Step 5: Solve for x
    x = 1,263,089,404.24/39,252.70
  6. Step 6: Final answer
    x = 32,178.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.