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Finding the Fourth Proportional to 37,227.60, 55,830.60 and 13,532.40

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Solution

The fourth proportional to 37,227.60, 55,830.60 and 13,532.40 is: 20,294.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,227.60 : 55,830.60 = 13,532.40 : x
  2. Step 2: Convert to fraction form
    37,227.60/55,830.60 = 13,532.40/x
  3. Step 3: Cross multiply
    37,227.60x = 55,830.60 × 13,532.40
  4. Step 4: Simplify right side
    37,227.60x = 755,522,011.44
  5. Step 5: Solve for x
    x = 755,522,011.44/37,227.60
  6. Step 6: Final answer
    x = 20,294.67

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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.