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Finding the Fourth Proportional to 70,800.36, 106,175.25 and 23,406.71

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Solution

The fourth proportional to 70,800.36, 106,175.25 and 23,406.71 is: 35,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,800.36 : 106,175.25 = 23,406.71 : x
  2. Step 2: Convert to fraction form
    70,800.36/106,175.25 = 23,406.71/x
  3. Step 3: Cross multiply
    70,800.36x = 106,175.25 × 23,406.71
  4. Step 4: Simplify right side
    70,800.36x = 2,485,212,755.05
  5. Step 5: Solve for x
    x = 2,485,212,755.05/70,800.36
  6. Step 6: Final answer
    x = 35,101.70

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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.