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Finding the Fourth Proportional to 70,002.73, 96,609.51 and 39,797.53

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Solution

The fourth proportional to 70,002.73, 96,609.51 and 39,797.53 is: 54,923.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,002.73 : 96,609.51 = 39,797.53 : x
  2. Step 2: Convert to fraction form
    70,002.73/96,609.51 = 39,797.53/x
  3. Step 3: Cross multiply
    70,002.73x = 96,609.51 × 39,797.53
  4. Step 4: Simplify right side
    70,002.73x = 3,844,819,630.99
  5. Step 5: Solve for x
    x = 3,844,819,630.99/70,002.73
  6. Step 6: Final answer
    x = 54,923.85

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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.