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Finding the Fourth Proportional to 57,626, 86,453.60 and 16,073.04

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Solution

The fourth proportional to 57,626, 86,453.60 and 16,073.04 is: 24,113.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,626 : 86,453.60 = 16,073.04 : x
  2. Step 2: Convert to fraction form
    57,626/86,453.60 = 16,073.04/x
  3. Step 3: Cross multiply
    57,626x = 86,453.60 × 16,073.04
  4. Step 4: Simplify right side
    57,626x = 1,389,572,170.94
  5. Step 5: Solve for x
    x = 1,389,572,170.94/57,626
  6. Step 6: Final answer
    x = 24,113.63

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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.