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Finding the Fourth Proportional to 69,435.57, 95,749.43 and 59,397.24

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Solution

The fourth proportional to 69,435.57, 95,749.43 and 59,397.24 is: 81,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,435.57 : 95,749.43 = 59,397.24 : x
  2. Step 2: Convert to fraction form
    69,435.57/95,749.43 = 59,397.24/x
  3. Step 3: Cross multiply
    69,435.57x = 95,749.43 × 59,397.24
  4. Step 4: Simplify right side
    69,435.57x = 5,687,251,576.59
  5. Step 5: Solve for x
    x = 5,687,251,576.59/69,435.57
  6. Step 6: Final answer
    x = 81,906.89

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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.