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Finding the Fourth Proportional to 62,819.40, 94,199.40 and 36,532.20

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Solution

The fourth proportional to 62,819.40, 94,199.40 and 36,532.20 is: 54,781.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,819.40 : 94,199.40 = 36,532.20 : x
  2. Step 2: Convert to fraction form
    62,819.40/94,199.40 = 36,532.20/x
  3. Step 3: Cross multiply
    62,819.40x = 94,199.40 × 36,532.20
  4. Step 4: Simplify right side
    62,819.40x = 3,441,311,320.68
  5. Step 5: Solve for x
    x = 3,441,311,320.68/62,819.40
  6. Step 6: Final answer
    x = 54,781.03

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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.