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Finding the Fourth Proportional to 10,869.51, 16,297.25 and 3,471.51

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Solution

The fourth proportional to 10,869.51, 16,297.25 and 3,471.51 is: 5,205.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869.51 : 16,297.25 = 3,471.51 : x
  2. Step 2: Convert to fraction form
    10,869.51/16,297.25 = 3,471.51/x
  3. Step 3: Cross multiply
    10,869.51x = 16,297.25 × 3,471.51
  4. Step 4: Simplify right side
    10,869.51x = 56,576,048.99
  5. Step 5: Solve for x
    x = 56,576,048.99/10,869.51
  6. Step 6: Final answer
    x = 5,205.02

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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.