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Finding the Fourth Proportional to 26,337.60, 39,441.60 and 25,171.20

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Solution

The fourth proportional to 26,337.60, 39,441.60 and 25,171.20 is: 37,694.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,337.60 : 39,441.60 = 25,171.20 : x
  2. Step 2: Convert to fraction form
    26,337.60/39,441.60 = 25,171.20/x
  3. Step 3: Cross multiply
    26,337.60x = 39,441.60 × 25,171.20
  4. Step 4: Simplify right side
    26,337.60x = 992,792,401.92
  5. Step 5: Solve for x
    x = 992,792,401.92/26,337.60
  6. Step 6: Final answer
    x = 37,694.87

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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.