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Finding the Fourth Proportional to 57,509.03, 86,300.42 and 27,910.73

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Solution

The fourth proportional to 57,509.03, 86,300.42 and 27,910.73 is: 41,883.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,509.03 : 86,300.42 = 27,910.73 : x
  2. Step 2: Convert to fraction form
    57,509.03/86,300.42 = 27,910.73/x
  3. Step 3: Cross multiply
    57,509.03x = 86,300.42 × 27,910.73
  4. Step 4: Simplify right side
    57,509.03x = 2,408,707,150.45
  5. Step 5: Solve for x
    x = 2,408,707,150.45/57,509.03
  6. Step 6: Final answer
    x = 41,883.99

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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.