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Finding the Fourth Proportional to 52,469.66, 72,399.84 and 29,494.94

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Solution

The fourth proportional to 52,469.66, 72,399.84 and 29,494.94 is: 40,698.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,469.66 : 72,399.84 = 29,494.94 : x
  2. Step 2: Convert to fraction form
    52,469.66/72,399.84 = 29,494.94/x
  3. Step 3: Cross multiply
    52,469.66x = 72,399.84 × 29,494.94
  4. Step 4: Simplify right side
    52,469.66x = 2,135,428,936.81
  5. Step 5: Solve for x
    x = 2,135,428,936.81/52,469.66
  6. Step 6: Final answer
    x = 40,698.36

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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.