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Finding the Fourth Proportional to 59,581.44, 89,402.67 and 39,604.68

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Solution

The fourth proportional to 59,581.44, 89,402.67 and 39,604.68 is: 59,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,581.44 : 89,402.67 = 39,604.68 : x
  2. Step 2: Convert to fraction form
    59,581.44/89,402.67 = 39,604.68/x
  3. Step 3: Cross multiply
    59,581.44x = 89,402.67 × 39,604.68
  4. Step 4: Simplify right side
    59,581.44x = 3,540,764,136.50
  5. Step 5: Solve for x
    x = 3,540,764,136.50/59,581.44
  6. Step 6: Final answer
    x = 59,427.30

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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.