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Finding the Fourth Proportional to 235,568.63, 353,469.70 and 93,410.86

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Solution

The fourth proportional to 235,568.63, 353,469.70 and 93,410.86 is: 140,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,568.63 : 353,469.70 = 93,410.86 : x
  2. Step 2: Convert to fraction form
    235,568.63/353,469.70 = 93,410.86/x
  3. Step 3: Cross multiply
    235,568.63x = 353,469.70 × 93,410.86
  4. Step 4: Simplify right side
    235,568.63x = 33,017,906,893.59
  5. Step 5: Solve for x
    x = 33,017,906,893.59/235,568.63
  6. Step 6: Final answer
    x = 140,162.58

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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.