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Finding the Fourth Proportional to 62,212.60, 93,100.20 and 43,404.40

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Solution

The fourth proportional to 62,212.60, 93,100.20 and 43,404.40 is: 64,954.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,212.60 : 93,100.20 = 43,404.40 : x
  2. Step 2: Convert to fraction form
    62,212.60/93,100.20 = 43,404.40/x
  3. Step 3: Cross multiply
    62,212.60x = 93,100.20 × 43,404.40
  4. Step 4: Simplify right side
    62,212.60x = 4,040,958,320.88
  5. Step 5: Solve for x
    x = 4,040,958,320.88/62,212.60
  6. Step 6: Final answer
    x = 64,954.02

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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.