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Finding the Fourth Proportional to 39,575.79, 59,366.77 and 11,496.30

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Solution

The fourth proportional to 39,575.79, 59,366.77 and 11,496.30 is: 17,245.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,575.79 : 59,366.77 = 11,496.30 : x
  2. Step 2: Convert to fraction form
    39,575.79/59,366.77 = 11,496.30/x
  3. Step 3: Cross multiply
    39,575.79x = 59,366.77 × 11,496.30
  4. Step 4: Simplify right side
    39,575.79x = 682,498,169.21
  5. Step 5: Solve for x
    x = 682,498,169.21/39,575.79
  6. Step 6: Final answer
    x = 17,245.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.