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Finding the Fourth Proportional to 16,850.40, 25,304.40 and 11,032.80

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Solution

The fourth proportional to 16,850.40, 25,304.40 and 11,032.80 is: 16,568.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,850.40 : 25,304.40 = 11,032.80 : x
  2. Step 2: Convert to fraction form
    16,850.40/25,304.40 = 11,032.80/x
  3. Step 3: Cross multiply
    16,850.40x = 25,304.40 × 11,032.80
  4. Step 4: Simplify right side
    16,850.40x = 279,178,384.32
  5. Step 5: Solve for x
    x = 279,178,384.32/16,850.40
  6. Step 6: Final answer
    x = 16,568.06

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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.