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Finding the Fourth Proportional to 59,682.99, 89,517.81 and 15,310.80

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Solution

The fourth proportional to 59,682.99, 89,517.81 and 15,310.80 is: 22,964.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,682.99 : 89,517.81 = 15,310.80 : x
  2. Step 2: Convert to fraction form
    59,682.99/89,517.81 = 15,310.80/x
  3. Step 3: Cross multiply
    59,682.99x = 89,517.81 × 15,310.80
  4. Step 4: Simplify right side
    59,682.99x = 1,370,589,285.35
  5. Step 5: Solve for x
    x = 1,370,589,285.35/59,682.99
  6. Step 6: Final answer
    x = 22,964.49

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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.