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Finding the Fourth Proportional to 69,308.60, 95,660.69 and 43,798.73

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Solution

The fourth proportional to 69,308.60, 95,660.69 and 43,798.73 is: 60,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,308.60 : 95,660.69 = 43,798.73 : x
  2. Step 2: Convert to fraction form
    69,308.60/95,660.69 = 43,798.73/x
  3. Step 3: Cross multiply
    69,308.60x = 95,660.69 × 43,798.73
  4. Step 4: Simplify right side
    69,308.60x = 4,189,816,035.63
  5. Step 5: Solve for x
    x = 4,189,816,035.63/69,308.60
  6. Step 6: Final answer
    x = 60,451.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.