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Finding the Fourth Proportional to 70,673.85, 106,023.76 and 23,291.73

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Solution

The fourth proportional to 70,673.85, 106,023.76 and 23,291.73 is: 34,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,673.85 : 106,023.76 = 23,291.73 : x
  2. Step 2: Convert to fraction form
    70,673.85/106,023.76 = 23,291.73/x
  3. Step 3: Cross multiply
    70,673.85x = 106,023.76 × 23,291.73
  4. Step 4: Simplify right side
    70,673.85x = 2,469,476,733.28
  5. Step 5: Solve for x
    x = 2,469,476,733.28/70,673.85
  6. Step 6: Final answer
    x = 34,941.87

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1.5x scale

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.