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Finding the Fourth Proportional to 70,923.88, 106,410.12 and 24,209.56

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Solution

The fourth proportional to 70,923.88, 106,410.12 and 24,209.56 is: 36,322.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,923.88 : 106,410.12 = 24,209.56 : x
  2. Step 2: Convert to fraction form
    70,923.88/106,410.12 = 24,209.56/x
  3. Step 3: Cross multiply
    70,923.88x = 106,410.12 × 24,209.56
  4. Step 4: Simplify right side
    70,923.88x = 2,576,141,918.72
  5. Step 5: Solve for x
    x = 2,576,141,918.72/70,923.88
  6. Step 6: Final answer
    x = 36,322.63

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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.